diff --git a/services/surfaceflinger/Android.mk b/services/surfaceflinger/Android.mk
index b2bc550..49a017f 100644
--- a/services/surfaceflinger/Android.mk
+++ b/services/surfaceflinger/Android.mk
@@ -120,6 +120,10 @@
 
 LOCAL_MODULE:= surfaceflinger
 
+ifdef TARGET_32_BIT_SURFACEFLINGER
+LOCAL_32_BIT_ONLY := true
+endif
+
 include $(BUILD_EXECUTABLE)
 
 ###############################################################