diff --git a/appnav/src/test/kotlin/io/element/android/appnav/loggedin/LoggedInPresenterTest.kt b/appnav/src/test/kotlin/io/element/android/appnav/loggedin/LoggedInPresenterTest.kt
index d86c46f159..47cbda4b91 100644
--- a/appnav/src/test/kotlin/io/element/android/appnav/loggedin/LoggedInPresenterTest.kt
+++ b/appnav/src/test/kotlin/io/element/android/appnav/loggedin/LoggedInPresenterTest.kt
@@ -501,22 +501,16 @@ class LoggedInPresenterTest {
 
     @Test
     fun `present - CheckSlidingSyncProxyAvailability forces the sliding sync migration under the right circumstances`() = runTest {
-        // The migration will be forced if:
-        // - The user is not using the native sliding sync
-        // - The sliding sync proxy is no longer supported
-        // - The native sliding sync is supported
+        // The migration will be forced if the user is not using the native sliding sync
         val matrixClient = FakeMatrixClient(
             currentSlidingSyncVersionLambda = { Result.success(SlidingSyncVersion.Proxy) },
-            availableSlidingSyncVersionsLambda = { Result.success(listOf(SlidingSyncVersion.Native)) },
         )
         createLoggedInPresenter(
             matrixClient = matrixClient,
         ).test {
             val initialState = awaitItem()
             assertThat(initialState.forceNativeSlidingSyncMigration).isFalse()
-
             initialState.eventSink(LoggedInEvents.CheckSlidingSyncProxyAvailability)
-
             assertThat(awaitItem().forceNativeSlidingSyncMigration).isTrue()
         }
     }
diff --git a/libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/MatrixClient.kt b/libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/MatrixClient.kt
index bc7ec21152..db4439332b 100644
--- a/libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/MatrixClient.kt
+++ b/libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/MatrixClient.kt
@@ -156,11 +156,6 @@ interface MatrixClient {
      */
     suspend fun currentSlidingSyncVersion(): Result<SlidingSyncVersion>
 
-    /**
-     * Returns the available sliding sync versions for the current user.
-     */
-    suspend fun availableSlidingSyncVersions(): Result<List<SlidingSyncVersion>>
-
     fun canDeactivateAccount(): Boolean
     suspend fun deactivateAccount(password: String, eraseData: Boolean): Result<Unit>
 
diff --git a/libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt b/libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt
index e193d8f37d..a28bb232a4 100644
--- a/libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt
+++ b/libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt
@@ -689,12 +689,6 @@ class RustMatrixClient(
         })
     }.buffer(Channel.UNLIMITED)
 
-    override suspend fun availableSlidingSyncVersions(): Result<List<SlidingSyncVersion>> = withContext(sessionDispatcher) {
-        runCatchingExceptions {
-            innerClient.availableSlidingSyncVersions().map { it.map() }
-        }
-    }
-
     override suspend fun currentSlidingSyncVersion(): Result<SlidingSyncVersion> = withContext(sessionDispatcher) {
         runCatchingExceptions {
             innerClient.session().slidingSyncVersion.map()
diff --git a/libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt b/libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt
index 199716bb90..4f7d42e5fb 100644
--- a/libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt
+++ b/libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt
@@ -90,7 +90,6 @@ class FakeMatrixClient(
     private val canDeactivateAccountResult: () -> Boolean = { lambdaError() },
     private val deactivateAccountResult: (String, Boolean) -> Result<Unit> = { _, _ -> lambdaError() },
     private val currentSlidingSyncVersionLambda: () -> Result<SlidingSyncVersion> = { lambdaError() },
-    private val availableSlidingSyncVersionsLambda: () -> Result<List<SlidingSyncVersion>> = { lambdaError() },
     private val ignoreUserResult: (UserId) -> Result<Unit> = { lambdaError() },
     private var unIgnoreUserResult: (UserId) -> Result<Unit> = { Result.success(Unit) },
     private val canReportRoomLambda: () -> Boolean = { false },
@@ -339,10 +338,6 @@ class FakeMatrixClient(
         return currentSlidingSyncVersionLambda()
     }
 
-    override suspend fun availableSlidingSyncVersions(): Result<List<SlidingSyncVersion>> {
-        return availableSlidingSyncVersionsLambda()
-    }
-
     override suspend fun canReportRoom(): Boolean {
         return canReportRoomLambda()
     }