diff --git a/applet/contents/ui/main.qml b/applet/contents/ui/main.qml
--- a/applet/contents/ui/main.qml
+++ b/applet/contents/ui/main.qml
@@ -99,10 +99,17 @@
         }
         var volume = boundVolume(paSinkModel.preferredSink.volume + volumeStep);
         var percent = volumePercent(volume, currentMaxVolumeValue);
+
+        // Don't play feedback sound if the volume is already maximized
+        // We cannot use percent here because it already includes the step
+        // We only want to omit the feedback if the volume is already at maximum, not about to be set to maximum
+        if (paSinkModel.preferredSink.volume < currentMaxVolumeValue) {
+            playFeedback();
+        }
+
         paSinkModel.preferredSink.muted = percent == 0;
         paSinkModel.preferredSink.volume = volume;
         osd.showVolume(percent);
-        playFeedback();
     }
 
     function decreaseVolume() {