diff --git a/ChangeLog.md b/ChangeLog.md
index 4c20482f..b9231a1e 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,4 +1,8 @@
 # Changelog:
+* **24.11.19**
+    - Fixed several bugs within the permission editor
+    - Hide senseless permissions (disableable via options)
+    
 * **06.10.19**
     - Added the possibility to connect within an already running TeaWeb instance
     - Closing the emoji picker as soon the client clicks into the void
diff --git a/shared/js/sound/Sounds.ts b/shared/js/sound/Sounds.ts
index d74f51bc..90e7fd74 100644
--- a/shared/js/sound/Sounds.ts
+++ b/shared/js/sound/Sounds.ts
@@ -191,9 +191,9 @@ namespace sound {
                     speech_volume[Sound[sound_key]] = data[Sound[sound_key]];
             }
 
-            master_volume = data.master || 1;
-            overlap_sounds = data.overlap || true;
-            ignore_muted = data.ignore_muted || true;
+            master_volume = typeof(data.master) === "number" ? data.master : 1;
+            overlap_sounds = typeof(data.overlap) === "boolean" ? data.overlap : true;
+            ignore_muted = typeof(data.ignore_muted) === "boolean" ? data.ignore_muted : false;
         }
 
         register_sound("message.received", "effects/message_received.wav");