diff --git a/framework/src/main/java/org/toop/framework/audio/AudioEventListener.java b/framework/src/main/java/org/toop/framework/audio/AudioEventListener.java
index 7f238f8..5ae354a 100644
--- a/framework/src/main/java/org/toop/framework/audio/AudioEventListener.java
+++ b/framework/src/main/java/org/toop/framework/audio/AudioEventListener.java
@@ -77,7 +77,7 @@ public class AudioEventListener<T extends AudioResource, K extends AudioResource
     }
 
     private void handleGetVolume(AudioEvents.GetVolume event) {
-        GlobalEventBus.get().post(new AudioEvents.GetVolumeResponse(
+        eventBus.post(new AudioEvents.GetVolumeResponse(
                 audioVolumeManager.getVolume(event.controlType()),
                 event.identifier()));
     }
diff --git a/framework/src/main/java/org/toop/framework/eventbus/GlobalEventBus.java b/framework/src/main/java/org/toop/framework/eventbus/GlobalEventBus.java
index a6a6bef..df71cbe 100644
--- a/framework/src/main/java/org/toop/framework/eventbus/GlobalEventBus.java
+++ b/framework/src/main/java/org/toop/framework/eventbus/GlobalEventBus.java
@@ -20,26 +20,26 @@ public class GlobalEventBus implements EventBus {
 
     @Override
     public void subscribe(Subscriber<?, ?> listener) {
-        get().subscribe(listener);
+        INSTANCE.subscribe(listener);
     }
 
     @Override
     public void unsubscribe(Subscriber<?, ?> listener) {
-        get().unsubscribe(listener);
+        INSTANCE.unsubscribe(listener);
     }
 
     @Override
     public <T> void post(T event) {
-        get().post(event);
+        INSTANCE.post(event);
     }
 
     @Override
     public void shutdown() {
-        get().shutdown();
+        INSTANCE.shutdown();
     }
 
     @Override
     public void reset() {
-        get().reset();
+        INSTANCE.reset();
     }
 }