diff --git a/jme3-core/src/main/java/com/jme3/audio/openal/ALAudioRenderer.java b/jme3-core/src/main/java/com/jme3/audio/openal/ALAudioRenderer.java
index 501c1645e..7f136d456 100644
--- a/jme3-core/src/main/java/com/jme3/audio/openal/ALAudioRenderer.java
+++ b/jme3-core/src/main/java/com/jme3/audio/openal/ALAudioRenderer.java
@@ -76,7 +76,7 @@ public class ALAudioRenderer implements AudioRenderer, Runnable {
     // Fill streaming sources every 50 ms
     private static final float UPDATE_RATE = 0.05f;
     private final Thread decoderThread = new Thread(this, "jME3 Audio Decoding Thread");
-    private final AtomicBoolean threadLock = new AtomicBoolean(false);
+    private final Object threadLock = new Object();
 
     private final AL al;
     private final ALC alc;