diff --git a/static/rot/rot.js b/static/rot/rot.js
index 3a4ace2b..728bd11a 100644
--- a/static/rot/rot.js
+++ b/static/rot/rot.js
@@ -50,8 +50,14 @@
         localStorage.audiovolume = number; //Save
         updateVolumeLabel();
     }
-    function volumeAdd(number) {
-        volumeSet(Math.min(1, Math.max(0, audio.volume + number)));
+    function volumeInc() {
+        //We would not need to multiply by 10 and truncate if
+        //not for javascript constantly spewing rounding errors.
+        //But we do not live in an ideal world.
+        volumeSet(Math.min(1, Math.floor((Math.trunc(audio.volume * 1000) / 100) + 1) * 0.1));
+    }
+    function volumeDec() {
+        volumeSet(Math.max(0, Math.ceil((Math.trunc(audio.volume * 1000) / 100) - 1) * 0.1));
     }
     function updateVolumeLabel() {
         const percentage = `${Math.round(audio.volume * 100)}%`;
@@ -378,8 +384,8 @@
             localStorage.audiomuted = audio.muted = musicmute.checked;
             playMusic();
         })
-        volumeStepDwn.addEventListener('click', () => volumeAdd(-0.05));
-        volumeStepUp.addEventListener('click', () => volumeAdd(0.05));
+        volumeStepDwn.addEventListener('click', volumeDec);
+        volumeStepUp.addEventListener('click', volumeInc);
 
         updateVolumeLabel();
     }