diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index ec58475..d18ca47 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -26,6 +26,7 @@
 #include <limits.h>
 
 #include <cutils/compiler.h>
+#include <cutils/properties.h>
 
 #include <media/IAudioFlinger.h>
 #include <media/IAudioFlingerClient.h>