diff --git a/RunningLateGame/Assets/Scripts/ScreenOptionsMenu.cs b/RunningLateGame/Assets/Scripts/ScreenOptionsMenu.cs
index 0912fb6..985a3c2 100644
--- a/RunningLateGame/Assets/Scripts/ScreenOptionsMenu.cs
+++ b/RunningLateGame/Assets/Scripts/ScreenOptionsMenu.cs
@@ -16,6 +16,11 @@ public class ScreenOptionsMenu : CommonMenu
     /// </summary>
     public Button ButtonReturn;
 
+    /// <summary>
+    ///     slider for master (music + sfx) volume
+    /// </summary>
+    public Slider SliderAudioMaster;
+
     /// <summary>
     ///     slider for music volume
     /// </summary>
@@ -25,7 +30,7 @@ public class ScreenOptionsMenu : CommonMenu
     ///     slider for sfx volume
     /// </summary>
     public Slider SliderAudioSfx;
-
+    
     /// <summary>
     ///     function to associate a display state with the menu,
     ///     and subscribe button events to their respective functions
@@ -42,14 +47,21 @@ public override void OnEnable()
         ButtonReturn.clicked += OptionReturnToMainMenu;
 
         // get the music slider from the ui root
-        SliderAudioMusic = UI.Q<Slider>("Music");
+        SliderAudioMaster = UI.Q<Slider>("MasterSlider");
+        // TODO: and set the initial value to the current music volume
+        // SliderAudioMusic.value = Audio.GetMusicVolume() * 100;
+        // and subscribe appropriate functions
+        SliderAudioMaster.RegisterCallback<ChangeEvent<float>>(OptionSetMasterVolume);
+        
+        // get the music slider from the ui root
+        SliderAudioMusic = UI.Q<Slider>("MusicSlider");
         // TODO: and set the initial value to the current music volume
         // SliderAudioMusic.value = Audio.GetMusicVolume() * 100;
         // and subscribe appropriate functions
         SliderAudioMusic.RegisterCallback<ChangeEvent<float>>(OptionSetMusicVolume);
-
+        
         // get the sfx slider from the ui root
-        SliderAudioSfx = UI.Q<Slider>("SFX");
+        SliderAudioSfx = UI.Q<Slider>("SFXSlider");
         // TODO: and set the initial value to the current sfx volume
         // SliderAudioSfx.value = Audio.GetSfxVolume() * 100;
         // and subscribe appropriate functions
@@ -65,12 +77,23 @@ private void OptionReturnToMainMenu()
         // return to the main menu
         Game.SetDisplayState(GameManager.DisplayState.ScreenMainMenu);
     }
-
+    
     /// <summary>
     ///     handle music volume slider change,
     ///     sets the music channel volume in the audio manager appropriately
     /// </summary>
-    /// <param name="evt"></param>
+    /// <param name="evt">change event</param>
+    private void OptionSetMasterVolume(ChangeEvent<float> evt)
+    {
+        // TODO: slider is from 0 to 100, convert to 0 to 1, and set
+        // Audio.SetMusicVolume(evt.newValue / 100);
+    }
+    
+    /// <summary>
+    ///     handle music volume slider change,
+    ///     sets the music channel volume in the audio manager appropriately
+    /// </summary>
+    /// <param name="evt">change event</param>
     private void OptionSetMusicVolume(ChangeEvent<float> evt)
     {
         // TODO: slider is from 0 to 100, convert to 0 to 1, and set
@@ -81,7 +104,7 @@ private void OptionSetMusicVolume(ChangeEvent<float> evt)
     ///     handle sfx volume slider change,
     ///     sets the sfx channel volume in the audio manager appropriately
     /// </summary>
-    /// <param name="evt"></param>
+    /// <param name="evt">change event</param>
     private void OptionSetSfxVolume(ChangeEvent<float> evt)
     {
         // TODO: slider is from 0 to 100, convert to 0 to 1, and set
diff --git a/RunningLateGame/Assets/UI Toolkit/Interfaces/ScreenOptionsMenu.uxml b/RunningLateGame/Assets/UI Toolkit/Interfaces/ScreenOptionsMenu.uxml
index 13a4184..0beaef7 100644
--- a/RunningLateGame/Assets/UI Toolkit/Interfaces/ScreenOptionsMenu.uxml	
+++ b/RunningLateGame/Assets/UI Toolkit/Interfaces/ScreenOptionsMenu.uxml	
@@ -4,8 +4,9 @@
         <ui:VisualElement name="HoriHolder" style="flex-grow: 1; flex-direction: column; max-height: 60%; margin-left: 10%; margin-right: 10%;">
             <ui:VisualElement name="Logospace" style="flex-grow: 1; width: auto; flex-direction: row; padding-bottom: 6%; height: 50%; min-height: 50%;" />
             <ui:VisualElement name="Buttonspace" style="flex-grow: 1; width: 50%; min-width: 50%; height: 50%; min-height: 50%; align-items: center; justify-content: flex-end; align-self: center;">
-                <ui:Slider label="Music" high-value="100" name="Music" style="justify-content: space-around; align-items: stretch; align-self: stretch;" />
-                <ui:Slider label="Effects" high-value="100" name="SFX" style="align-self: stretch; padding-bottom: 0; margin-bottom: 10%; justify-content: space-around;" />
+                <ui:Slider label="Master" high-value="100" name="MasterSlider" style="justify-content: space-around; align-items: stretch; align-self: stretch;" />
+                <ui:Slider label="Music" high-value="100" name="MusicSlider" style="justify-content: space-around; align-items: stretch; align-self: stretch;" />
+                <ui:Slider label="Effects" high-value="100" name="SFXSlider" style="align-self: stretch; padding-bottom: 0; margin-bottom: 10%; justify-content: space-around;" />
                 <ui:Button text="Return" parse-escape-sequences="true" display-tooltip-when-elided="true" name="ButtonReturn" />
             </ui:VisualElement>
         </ui:VisualElement>