diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index 6d3f0a1..64a9871 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -61,6 +61,7 @@
 class AudioBuffer;
 class AudioResampler;
 class FastMixer;
+class ServerProxy;
 
 // ----------------------------------------------------------------------------