diff --git a/common/src/main/java/ctbrec/OS.java b/common/src/main/java/ctbrec/OS.java
index d5181887..e86842e4 100644
--- a/common/src/main/java/ctbrec/OS.java
+++ b/common/src/main/java/ctbrec/OS.java
@@ -93,7 +93,6 @@ public class OS {
         } else if(OS.getOsType() == OS.TYPE.WINDOWS) {
             notifyWindows(title, header, msg);
         } else if(OS.getOsType() == OS.TYPE.MAC) {
-            // TODO find out, if it makes a sound or if we have to play a sound
             notifyMac(title, header, msg);
         } else {
             // unknown system, try systemtray notification anyways