diff --git a/libraries/matrix/impl/src/test/kotlin/io/element/android/libraries/matrix/impl/fixtures/fakes/FakeRustClientBuilder.kt b/libraries/matrix/impl/src/test/kotlin/io/element/android/libraries/matrix/impl/fixtures/fakes/FakeRustClientBuilder.kt
index c22e7adb79..a1af968c34 100644
--- a/libraries/matrix/impl/src/test/kotlin/io/element/android/libraries/matrix/impl/fixtures/fakes/FakeRustClientBuilder.kt
+++ b/libraries/matrix/impl/src/test/kotlin/io/element/android/libraries/matrix/impl/fixtures/fakes/FakeRustClientBuilder.kt
@@ -41,6 +41,7 @@ class FakeRustClientBuilder : ClientBuilder(NoPointer) {
     override fun slidingSyncVersionBuilder(versionBuilder: SlidingSyncVersionBuilder) = this
     override fun userAgent(userAgent: String) = this
     override fun username(username: String) = this
+    override fun useEventCachePersistentStorage(value: Boolean) = this
 
     override suspend fun buildWithQrCode(qrCodeData: QrCodeData, oidcConfiguration: OidcConfiguration, progressListener: QrLoginProgressListener): Client {
         return FakeRustClient()