diff --git a/MatrixSDK/Data/MXRoom.m b/MatrixSDK/Data/MXRoom.m
index 7a8a547a3a..f49d1f901c 100644
--- a/MatrixSDK/Data/MXRoom.m
+++ b/MatrixSDK/Data/MXRoom.m
@@ -1594,16 +1594,16 @@ - (MXHTTPOperation*)sendVoiceMessage:(NSURL*)fileLocalURL
         [extensibleAudioContent setObject:scaledSamples forKey:kMXMessageContentKeyExtensibleAudioWaveform];
     }
     
-    NSMutableDictionary *additionalVoiceMessagesContent = @{kMXMessageContentKeyVoiceMessageMSC3245 : @{},
+    NSMutableDictionary *extensibleVoiceMessageContent = @{kMXMessageContentKeyVoiceMessageMSC3245 : @{},
                                                             kMXMessageContentKeyExtensibleAudioMSC1767: extensibleAudioContent}.mutableCopy;
     
     if (additionalContentParams.count) {
-        [additionalVoiceMessagesContent addEntriesFromDictionary:additionalContentParams];
+        [extensibleVoiceMessageContent addEntriesFromDictionary:additionalContentParams];
     }
     
     return [self _sendFile:fileLocalURL
                    msgType:kMXMessageTypeAudio
-           additionalTypes:additionalVoiceMessagesContent
+           additionalTypes:extensibleVoiceMessageContent
                   mimeType:(mimeType ?: @"audio/ogg")
                   threadId:threadId
                  localEcho:localEcho
diff --git a/changelog.d/pr-1595.change b/changelog.d/pr-1595.change
new file mode 100644
index 0000000000..6e6f475547
--- /dev/null
+++ b/changelog.d/pr-1595.change
@@ -0,0 +1 @@
+Support additional content in voice message.