diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactory.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactory.kt
index ff5ca57c11..867cb694db 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactory.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactory.kt
@@ -87,6 +87,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                     filename = messageType.filename,
                     caption = messageType.caption?.trimEnd(),
                     formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                    isEdited = content.isEdited,
                     mediaSource = messageType.source,
                     thumbnailSource = messageType.info?.thumbnailSource,
                     mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -106,6 +107,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                     filename = messageType.filename,
                     caption = messageType.caption?.trimEnd(),
                     formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                    isEdited = content.isEdited,
                     mediaSource = messageType.source,
                     thumbnailSource = messageType.info?.thumbnailSource,
                     mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -143,6 +145,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                     filename = messageType.filename,
                     caption = messageType.caption?.trimEnd(),
                     formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                    isEdited = content.isEdited,
                     thumbnailSource = messageType.info?.thumbnailSource,
                     videoSource = messageType.source,
                     mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -162,6 +165,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                     filename = messageType.filename,
                     caption = messageType.caption?.trimEnd(),
                     formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                    isEdited = content.isEdited,
                     mediaSource = messageType.source,
                     duration = messageType.info?.duration ?: Duration.ZERO,
                     mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -177,6 +181,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                             filename = messageType.filename,
                             caption = messageType.caption?.trimEnd(),
                             formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                            isEdited = content.isEdited,
                             mediaSource = messageType.source,
                             duration = messageType.info?.duration ?: Duration.ZERO,
                             mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -188,6 +193,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                             filename = messageType.filename,
                             caption = messageType.caption?.trimEnd(),
                             formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                            isEdited = content.isEdited,
                             mediaSource = messageType.source,
                             duration = messageType.info?.duration ?: Duration.ZERO,
                             mimeType = messageType.info?.mimetype ?: MimeTypes.OctetStream,
@@ -203,6 +209,7 @@ class TimelineItemContentMessageFactory @Inject constructor(
                     filename = messageType.filename,
                     caption = messageType.caption?.trimEnd(),
                     formattedCaption = parseHtml(messageType.formattedCaption) ?: messageType.caption?.withLinks(),
+                    isEdited = content.isEdited,
                     thumbnailSource = messageType.info?.thumbnailSource,
                     fileSource = messageType.source,
                     mimeType = messageType.info?.mimetype ?: MimeTypes.fromFileExtension(fileExtension),
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentStickerFactory.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentStickerFactory.kt
index b76dfdf07b..0d725d0e29 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentStickerFactory.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentStickerFactory.kt
@@ -36,6 +36,7 @@ class TimelineItemContentStickerFactory @Inject constructor(
             filename = content.filename,
             caption = content.body,
             formattedCaption = null,
+            isEdited = false,
             mediaSource = content.source,
             thumbnailSource = content.info.thumbnailSource,
             mimeType = content.info.mimetype ?: MimeTypes.OctetStream,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContent.kt
index 0ecf45ec55..46176cc474 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContent.kt
@@ -15,6 +15,7 @@ data class TimelineItemAudioContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val duration: Duration,
     val mediaSource: MediaSource,
     val mimeType: String,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContentProvider.kt
index 7d4f6baf84..41dab0cfb6 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemAudioContentProvider.kt
@@ -25,6 +25,7 @@ fun aTimelineItemAudioContent(fileName: String = "A sound.mp3") = TimelineItemAu
     filename = fileName,
     caption = null,
     formattedCaption = null,
+    isEdited = false,
     mimeType = MimeTypes.Mp3,
     formattedFileSize = "100kB",
     fileExtension = "mp3",
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemEventContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemEventContent.kt
index fafadcbf79..62c55c22ef 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemEventContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemEventContent.kt
@@ -14,8 +14,15 @@ sealed interface TimelineItemEventContent {
     val type: String
 }
 
+interface TimelineItemEventMutableContent {
+    /** Whether the event has been edited. */
+    val isEdited: Boolean
+}
+
 @Immutable
-sealed interface TimelineItemEventContentWithAttachment : TimelineItemEventContent {
+sealed interface TimelineItemEventContentWithAttachment :
+    TimelineItemEventContent,
+    TimelineItemEventMutableContent {
     val filename: String
     val caption: String?
     val formattedCaption: CharSequence?
@@ -74,9 +81,7 @@ fun TimelineItemEventContent.canReact(): Boolean =
 /**
  * Whether the event content has been edited.
  */
-fun TimelineItemEventContent.isEdited(): Boolean =
-    when (this) {
-        is TimelineItemTextBasedContent -> isEdited
-        is TimelineItemPollContent -> isEdited
-        else -> false
-    }
+fun TimelineItemEventContent.isEdited(): Boolean = when (this) {
+    is TimelineItemEventMutableContent -> isEdited
+    else -> false
+}
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContent.kt
index b7007c8bbc..3f1d8fe041 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContent.kt
@@ -14,6 +14,7 @@ data class TimelineItemFileContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val fileSource: MediaSource,
     val thumbnailSource: MediaSource?,
     val formattedFileSize: String,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContentProvider.kt
index d7852134a2..405759f45d 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemFileContentProvider.kt
@@ -26,6 +26,7 @@ fun aTimelineItemFileContent(
     filename = fileName,
     caption = null,
     formattedCaption = null,
+    isEdited = false,
     thumbnailSource = null,
     fileSource = MediaSource(url = ""),
     mimeType = MimeTypes.Pdf,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContent.kt
index b13c7a4e37..78323166b4 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContent.kt
@@ -17,6 +17,7 @@ data class TimelineItemImageContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val mediaSource: MediaSource,
     val thumbnailSource: MediaSource?,
     val formattedFileSize: String,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContentProvider.kt
index 60edb0e6d7..a5d7a8e9f3 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemImageContentProvider.kt
@@ -31,6 +31,7 @@ fun aTimelineItemImageContent(
     filename = filename,
     caption = caption,
     formattedCaption = null,
+    isEdited = false,
     mediaSource = MediaSource(""),
     thumbnailSource = null,
     mimeType = MimeTypes.IMAGE_JPEG,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemPollContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemPollContent.kt
index 4355727419..ad4bc1794a 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemPollContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemPollContent.kt
@@ -19,7 +19,8 @@ data class TimelineItemPollContent(
     val answerItems: List<PollAnswerItem>,
     val pollKind: PollKind,
     val isEnded: Boolean,
-    val isEdited: Boolean
-) : TimelineItemEventContent {
+    override val isEdited: Boolean,
+) : TimelineItemEventContent,
+    TimelineItemEventMutableContent {
     override val type: String = "TimelineItemPollContent"
 }
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContent.kt
index 06886307ae..ebaeb53b4b 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContent.kt
@@ -13,6 +13,7 @@ data class TimelineItemStickerContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val mediaSource: MediaSource,
     val thumbnailSource: MediaSource?,
     val formattedFileSize: String,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContentProvider.kt
index 7b776a6fd1..76934df3ad 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemStickerContentProvider.kt
@@ -29,6 +29,7 @@ fun aTimelineItemStickerContent(
     filename = "a sticker.gif",
     caption = "a body",
     formattedCaption = null,
+    isEdited = false,
     mediaSource = MediaSource(""),
     thumbnailSource = null,
     mimeType = MimeTypes.IMAGE_JPEG,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemTextBasedContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemTextBasedContent.kt
index 756c59f53e..5d61200d0e 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemTextBasedContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemTextBasedContent.kt
@@ -14,7 +14,9 @@ import org.jsoup.nodes.Document
  * Represents a text based content of a timeline item event (a message, a notice, an emote event...).
  */
 @Immutable
-sealed interface TimelineItemTextBasedContent : TimelineItemEventContent {
+sealed interface TimelineItemTextBasedContent :
+    TimelineItemEventContent,
+    TimelineItemEventMutableContent {
     /** The raw body of the event, in Markdown format. */
     val body: String
 
@@ -30,9 +32,6 @@ sealed interface TimelineItemTextBasedContent : TimelineItemEventContent {
     /** The plain text version of the event body. This is the Markdown version without actual Markdown formatting. */
     val plainText: String
 
-    /** Whether the event has been edited. */
-    val isEdited: Boolean
-
     /** The raw HTML body of the event. */
     val htmlBody: String?
         get() = htmlDocument?.body()?.html()
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContent.kt
index 486a71b5d4..caee06ef64 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContent.kt
@@ -14,6 +14,7 @@ data class TimelineItemVideoContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val duration: Duration,
     val videoSource: MediaSource,
     val thumbnailSource: MediaSource?,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContentProvider.kt
index b9390b4e52..1ed05fa606 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVideoContentProvider.kt
@@ -30,6 +30,7 @@ fun aTimelineItemVideoContent(
     filename = "Video.mp4",
     caption = null,
     formattedCaption = null,
+    isEdited = false,
     thumbnailSource = null,
     blurHash = blurhash,
     aspectRatio = aspectRatio,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContent.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContent.kt
index ebeabef715..21b6696ffe 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContent.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContent.kt
@@ -17,6 +17,7 @@ data class TimelineItemVoiceContent(
     override val filename: String,
     override val caption: String?,
     override val formattedCaption: CharSequence?,
+    override val isEdited: Boolean,
     val duration: Duration,
     val mediaSource: MediaSource,
     val mimeType: String,
diff --git a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContentProvider.kt b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContentProvider.kt
index ddd731eceb..bd7308d970 100644
--- a/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContentProvider.kt
+++ b/features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/model/event/TimelineItemVoiceContentProvider.kt
@@ -48,6 +48,7 @@ fun aTimelineItemVoiceContent(
     filename = filename,
     caption = caption,
     formattedCaption = null,
+    isEdited = false,
     duration = duration,
     mediaSource = mediaSource,
     mimeType = mimeType,
diff --git a/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/MessagesPresenterTest.kt b/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/MessagesPresenterTest.kt
index 9ca5c0b98e..f66c8c50b8 100644
--- a/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/MessagesPresenterTest.kt
+++ b/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/MessagesPresenterTest.kt
@@ -318,6 +318,7 @@ class MessagesPresenterTest {
                     filename = "image.jpg",
                     caption = null,
                     formattedCaption = null,
+                    isEdited = false,
                     mediaSource = MediaSource(AN_AVATAR_URL),
                     thumbnailSource = null,
                     mimeType = MimeTypes.Jpeg,
@@ -359,6 +360,7 @@ class MessagesPresenterTest {
                     filename = "video.mp4",
                     caption = null,
                     formattedCaption = null,
+                    isEdited = false,
                     duration = 10.milliseconds,
                     videoSource = MediaSource(AN_AVATAR_URL),
                     thumbnailSource = MediaSource(AN_AVATAR_URL),
@@ -400,6 +402,7 @@ class MessagesPresenterTest {
                 content = TimelineItemFileContent(
                     filename = "file.pdf",
                     caption = null,
+                    isEdited = false,
                     formattedCaption = null,
                     fileSource = MediaSource(AN_AVATAR_URL),
                     thumbnailSource = MediaSource(AN_AVATAR_URL),
diff --git a/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactoryTest.kt b/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactoryTest.kt
index a34e601e5d..07ff31690e 100644
--- a/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactoryTest.kt
+++ b/features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/timeline/factories/event/TimelineItemContentMessageFactoryTest.kt
@@ -237,6 +237,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             duration = Duration.ZERO,
             videoSource = MediaSource(url = "url", json = null),
             thumbnailSource = null,
@@ -278,7 +279,8 @@ class TimelineItemContentMessageFactoryTest {
                         thumbnailSource = MediaSource("url_thumbnail"),
                         blurhash = A_BLUR_HASH,
                     ),
-                )
+                ),
+                isEdited = true,
             ),
             senderDisambiguatedDisplayName = "Bob",
             eventId = AN_EVENT_ID,
@@ -287,6 +289,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "body.mp4",
             caption = "body.mp4 caption",
             formattedCaption = SpannedString("formatted"),
+            isEdited = true,
             duration = 1.minutes,
             videoSource = MediaSource(url = "url", json = null),
             thumbnailSource = MediaSource("url_thumbnail"),
@@ -315,6 +318,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             duration = Duration.ZERO,
             mediaSource = MediaSource(url = "url", json = null),
             mimeType = MimeTypes.OctetStream,
@@ -339,7 +343,8 @@ class TimelineItemContentMessageFactoryTest {
                         size = 123L,
                         mimetype = MimeTypes.Mp3,
                     )
-                )
+                ),
+                isEdited = true,
             ),
             senderDisambiguatedDisplayName = "Bob",
             eventId = AN_EVENT_ID,
@@ -348,6 +353,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "body.mp3",
             caption = null,
             formattedCaption = null,
+            isEdited = true,
             duration = 1.minutes,
             mediaSource = MediaSource(url = "url", json = null),
             mimeType = MimeTypes.Mp3,
@@ -370,6 +376,7 @@ class TimelineItemContentMessageFactoryTest {
             eventId = AN_EVENT_ID,
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             duration = Duration.ZERO,
             mediaSource = MediaSource(url = "url", json = null),
             mimeType = MimeTypes.OctetStream,
@@ -397,7 +404,8 @@ class TimelineItemContentMessageFactoryTest {
                         duration = 1.minutes,
                         waveform = persistentListOf(1f, 2f),
                     ),
-                )
+                ),
+                isEdited = true,
             ),
             senderDisambiguatedDisplayName = "Bob",
             eventId = AN_EVENT_ID,
@@ -407,6 +415,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "body.ogg",
             caption = null,
             formattedCaption = null,
+            isEdited = true,
             duration = 1.minutes,
             mediaSource = MediaSource(url = "url", json = null),
             mimeType = MimeTypes.Ogg,
@@ -433,6 +442,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             duration = Duration.ZERO,
             mediaSource = MediaSource(url = "url", json = null),
             mimeType = MimeTypes.OctetStream,
@@ -454,6 +464,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = "body",
             formattedCaption = null,
+            isEdited = false,
             mediaSource = MediaSource(url = "url", json = null),
             thumbnailSource = null,
             formattedFileSize = "0 Bytes",
@@ -483,6 +494,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             mediaSource = MediaSource(url = "url", json = null),
             thumbnailSource = MediaSource(url = "thumbnail://url", json = null),
             formattedFileSize = "8192 Bytes",
@@ -520,15 +532,17 @@ class TimelineItemContentMessageFactoryTest {
                         thumbnailSource = MediaSource("url_thumbnail"),
                         blurhash = A_BLUR_HASH,
                     )
-                )
+                ),
+                isEdited = true,
             ),
             senderDisambiguatedDisplayName = "Bob",
             eventId = AN_EVENT_ID,
         )
         val expected = TimelineItemImageContent(
             filename = "body.jpg",
-            formattedCaption = SpannedString("formatted"),
             caption = "body.jpg caption",
+            formattedCaption = SpannedString("formatted"),
+            isEdited = true,
             mediaSource = MediaSource(url = "url", json = null),
             thumbnailSource = MediaSource("url_thumbnail"),
             formattedFileSize = "888 Bytes",
@@ -556,6 +570,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "filename",
             caption = null,
             formattedCaption = null,
+            isEdited = false,
             fileSource = MediaSource(url = "url", json = null),
             thumbnailSource = null,
             formattedFileSize = "0 Bytes",
@@ -586,7 +601,8 @@ class TimelineItemContentMessageFactoryTest {
                         ),
                         thumbnailSource = MediaSource("url_thumbnail"),
                     )
-                )
+                ),
+                isEdited = true,
             ),
             senderDisambiguatedDisplayName = "Bob",
             eventId = AN_EVENT_ID,
@@ -595,6 +611,7 @@ class TimelineItemContentMessageFactoryTest {
             filename = "body.pdf",
             caption = null,
             formattedCaption = null,
+            isEdited = true,
             fileSource = MediaSource(url = "url", json = null),
             thumbnailSource = MediaSource("url_thumbnail"),
             formattedFileSize = "123 Bytes",