diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorder.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorder.kt
index 37ff920c57..c9bb0c5f54 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorder.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorder.kt
@@ -23,6 +23,7 @@ import java.io.File
 interface VoiceBroadcastRecorder : VoiceRecorder {
 
     var listener: Listener?
+    var currentSequence: Int
 
     fun startRecord(roomId: String, chunkLength: Int)
 
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorderQ.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorderQ.kt
index 21d12ee986..a65aae6f8a 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorderQ.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastRecorderQ.kt
@@ -30,8 +30,8 @@ class VoiceBroadcastRecorderQ(
 ) : AbstractVoiceRecorderQ(context), VoiceBroadcastRecorder {
 
     private var maxFileSize = 0L // zero or negative for no limit
-    private var currentSequence = 0
     private var currentRoomId: String? = null
+    override var currentSequence = 0
 
     override var listener: VoiceBroadcastRecorder.Listener? = null
 
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/model/MessageVoiceBroadcastInfoContent.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/model/MessageVoiceBroadcastInfoContent.kt
index a9db63c538..d882d4049e 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/model/MessageVoiceBroadcastInfoContent.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/model/MessageVoiceBroadcastInfoContent.kt
@@ -44,6 +44,8 @@ data class MessageVoiceBroadcastInfoContent(
         @Json(name = "state") val voiceBroadcastStateStr: String = "",
         /** The length of the voice chunks in seconds. **/
         @Json(name = "chunk_length") val chunkLength: Int? = null,
+        /** The sequence of the last sent chunk. **/
+        @Json(name = "last_chunk_sequence") val lastChunkSequence: Int? = null,
 ) : MessageContent {
 
     val voiceBroadcastState: VoiceBroadcastState? = VoiceBroadcastState.values()
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/PauseVoiceBroadcastUseCase.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/PauseVoiceBroadcastUseCase.kt
index 835a57c102..1430dd8c86 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/PauseVoiceBroadcastUseCase.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/PauseVoiceBroadcastUseCase.kt
@@ -59,6 +59,7 @@ class PauseVoiceBroadcastUseCase @Inject constructor(
                 body = MessageVoiceBroadcastInfoContent(
                         relatesTo = reference,
                         voiceBroadcastStateStr = VoiceBroadcastState.PAUSED.value,
+                        lastChunkSequence = voiceBroadcastRecorder?.currentSequence,
                 ).toContent(),
         )
 
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StopVoiceBroadcastUseCase.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StopVoiceBroadcastUseCase.kt
index 6eefa06979..bc6a3e7be6 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StopVoiceBroadcastUseCase.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StopVoiceBroadcastUseCase.kt
@@ -60,6 +60,7 @@ class StopVoiceBroadcastUseCase @Inject constructor(
                 body = MessageVoiceBroadcastInfoContent(
                         relatesTo = reference,
                         voiceBroadcastStateStr = VoiceBroadcastState.STOPPED.value,
+                        lastChunkSequence = voiceBroadcastRecorder?.currentSequence,
                 ).toContent(),
         )