diff --git a/framework/src/main/java/org/toop/framework/audio/VolumeTypes.java b/framework/src/main/java/org/toop/framework/audio/VolumeTypes.java
index a2bb10a..e91e551 100644
--- a/framework/src/main/java/org/toop/framework/audio/VolumeTypes.java
+++ b/framework/src/main/java/org/toop/framework/audio/VolumeTypes.java
@@ -53,6 +53,12 @@ public enum VolumeTypes {
         }
     }
 
+    public void removeManager(AudioManager<? extends AudioResource> manager) {
+        if (manager != null) {
+            managers.remove(manager);
+        }
+    }
+
     public List<AudioManager<? extends AudioResource>> getManagers() {
         return Collections.unmodifiableList(managers);
     }