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 eaa7392140..8f61284423 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
@@ -33,8 +33,8 @@ class PauseVoiceBroadcastUseCase @Inject constructor(
         private val session: Session,
 ) {
 
-    suspend fun execute(roomId: String) {
-        val room = session.getRoom(roomId) ?: return
+    suspend fun execute(roomId: String): Result<Unit> = runCatching {
+        val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
 
         Timber.d("## PauseVoiceBroadcastUseCase: Pause voice broadcast requested")
 
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/ResumeVoiceBroadcastUseCase.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/ResumeVoiceBroadcastUseCase.kt
index 645496bd7d..d0d82b42c3 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/ResumeVoiceBroadcastUseCase.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/ResumeVoiceBroadcastUseCase.kt
@@ -33,8 +33,8 @@ class ResumeVoiceBroadcastUseCase @Inject constructor(
         private val session: Session,
 ) {
 
-    suspend fun execute(roomId: String) {
-        val room = session.getRoom(roomId) ?: return
+    suspend fun execute(roomId: String): Result<Unit> = runCatching {
+        val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
 
         Timber.d("## ResumeVoiceBroadcastUseCase: Resume voice broadcast requested")
 
diff --git a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StartVoiceBroadcastUseCase.kt b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StartVoiceBroadcastUseCase.kt
index dd7bb8cdf4..0b8328cd4b 100644
--- a/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StartVoiceBroadcastUseCase.kt
+++ b/vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/StartVoiceBroadcastUseCase.kt
@@ -32,8 +32,8 @@ class StartVoiceBroadcastUseCase @Inject constructor(
         private val session: Session,
 ) {
 
-    suspend fun execute(roomId: String) {
-        val room = session.getRoom(roomId) ?: return
+    suspend fun execute(roomId: String): Result<Unit> = runCatching {
+        val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
 
         Timber.d("## StartVoiceBroadcastUseCase: Start voice broadcast requested")
 
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 dee822e880..8b22193770 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
@@ -33,8 +33,8 @@ class StopVoiceBroadcastUseCase @Inject constructor(
         private val session: Session,
 ) {
 
-    suspend fun execute(roomId: String) {
-        val room = session.getRoom(roomId) ?: return
+    suspend fun execute(roomId: String): Result<Unit> = runCatching {
+        val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
 
         Timber.d("## StopVoiceBroadcastUseCase: Stop voice broadcast requested")