diff --git a/dom/media/webaudio/AudioNode.h b/dom/media/webaudio/AudioNode.h
index 25e541a0a3eb..94921043df3b 100644
--- a/dom/media/webaudio/AudioNode.h
+++ b/dom/media/webaudio/AudioNode.h
@@ -211,7 +211,6 @@ public:
   virtual const char* NodeType() const = 0;
 
 private:
-  friend class AudioBufferSourceNode;
   // This could possibly delete 'this'.
   void DisconnectFromGraph();