diff --git a/CHANGES.md b/CHANGES.md
index 0dc1a5d3c2..38551d1a4a 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -9,6 +9,7 @@ Improvements 🙌:
  - Do not load room members in e2e after init sync
 
 Bugfix 🐛:
+ - Add option to cancel stuck messages at bottom of timeline see #516
  - Ensure message are decrypted in the room list after a clear cache
 
 Translations 🗣:
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailAction.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailAction.kt
index ecbd0b0d30..72e614c18c 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailAction.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailAction.kt
@@ -58,7 +58,7 @@ sealed class RoomDetailAction : VectorViewModelAction {
 
     data class ResendMessage(val eventId: String) : RoomDetailAction()
     data class RemoveFailedEcho(val eventId: String) : RoomDetailAction()
-    data class CancelSend(val eventId: String) : RoomDetailAction()
+    data class CancelSend(val eventId: String, val force: Boolean) : RoomDetailAction()
 
     data class ReplyToOptions(val eventId: String, val optionIndex: Int, val optionValue: String) : RoomDetailAction()
 
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt
index 1a487eb065..a80aeb65b0 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt
@@ -1570,14 +1570,18 @@ class RoomDetailFragment @Inject constructor(
     }
 
     private fun handleCancelSend(action: EventSharedAction.Cancel) {
-        AlertDialog.Builder(requireContext())
-                .setTitle(R.string.dialog_title_confirmation)
-                .setMessage(getString(R.string.event_status_cancel_sending_dialog_message))
-                .setNegativeButton(R.string.no, null)
-                .setPositiveButton(R.string.yes) { _, _ ->
-                    roomDetailViewModel.handle(RoomDetailAction.CancelSend(action.eventId))
-                }
-                .show()
+        if (action.force) {
+            roomDetailViewModel.handle(RoomDetailAction.CancelSend(action.eventId, true))
+        } else {
+            AlertDialog.Builder(requireContext())
+                    .setTitle(R.string.dialog_title_confirmation)
+                    .setMessage(getString(R.string.event_status_cancel_sending_dialog_message))
+                    .setNegativeButton(R.string.no, null)
+                    .setPositiveButton(R.string.yes) { _, _ ->
+                        roomDetailViewModel.handle(RoomDetailAction.CancelSend(action.eventId, false))
+                    }
+                    .show()
+        }
     }
 
     override fun onAvatarClicked(informationData: MessageInformationData) {
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailViewModel.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailViewModel.kt
index 115b0b29dd..af3d5461ef 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailViewModel.kt
@@ -1208,6 +1208,10 @@ class RoomDetailViewModel @AssistedInject constructor(
     }
 
     private fun handleCancel(action: RoomDetailAction.CancelSend) {
+        if (action.force) {
+            room.cancelSend(action.eventId)
+            return
+        }
         val targetEventId = action.eventId
         room.getTimeLineEvent(targetEventId)?.let {
             // State must be in one of the sending states
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/EventSharedAction.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/EventSharedAction.kt
index c21d552409..d9ee7f3ccf 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/EventSharedAction.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/EventSharedAction.kt
@@ -63,7 +63,7 @@ sealed class EventSharedAction(@StringRes val titleRes: Int,
     data class Redact(val eventId: String, val askForReason: Boolean) :
             EventSharedAction(R.string.message_action_item_redact, R.drawable.ic_delete, true)
 
-    data class Cancel(val eventId: String) :
+    data class Cancel(val eventId: String, val force: Boolean) :
             EventSharedAction(R.string.cancel, R.drawable.ic_close_round)
 
     data class ViewSource(val content: String) :
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/MessageActionsViewModel.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/MessageActionsViewModel.kt
index adf315a955..ac1c2258aa 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/MessageActionsViewModel.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/action/MessageActionsViewModel.kt
@@ -250,6 +250,9 @@ class MessageActionsViewModel @AssistedInject constructor(@Assisted
                 timelineEvent.root.sendState == SendState.SYNCED -> {
                     addActionsForSyncedState(timelineEvent, actionPermissions, messageContent, msgType)
                 }
+                timelineEvent.root.sendState == SendState.SENT   -> {
+                    addActionsForSentNotSyncedState(timelineEvent)
+                }
             }
         }
     }
@@ -287,10 +290,22 @@ class MessageActionsViewModel @AssistedInject constructor(@Assisted
     private fun ArrayList<EventSharedAction>.addActionsForSendingState(timelineEvent: TimelineEvent) {
         // TODO is uploading attachment?
         if (canCancel(timelineEvent)) {
-            add(EventSharedAction.Cancel(timelineEvent.eventId))
+            add(EventSharedAction.Cancel(timelineEvent.eventId, false))
         }
     }
 
+    private fun ArrayList<EventSharedAction>.addActionsForSentNotSyncedState(timelineEvent: TimelineEvent) {
+        // If sent but not synced (synapse stuck at bottom bug)
+        // Still offer action to cancel (will only remove local echo)
+        timelineEvent.root.eventId?.let {
+            add(EventSharedAction.Cancel(it, true))
+        }
+
+        // TODO Can be redacted
+
+        // TODO sent by me or sufficient power level
+    }
+
     private fun ArrayList<EventSharedAction>.addActionsForSyncedState(timelineEvent: TimelineEvent,
                                                                       actionPermissions: ActionPermissions,
                                                                       messageContent: MessageContent?,
@@ -337,12 +352,6 @@ class MessageActionsViewModel @AssistedInject constructor(@Assisted
             if (canSave(msgType) && messageContent is MessageWithAttachmentContent) {
                 add(EventSharedAction.Save(timelineEvent.eventId, messageContent))
             }
-
-            if (timelineEvent.root.sendState == SendState.SENT) {
-                // TODO Can be redacted
-
-                // TODO sent by me or sufficient power level
-            }
         }
 
         if (vectorPreferences.developerMode()) {