diff --git a/libs/ui/Android.mk b/libs/ui/Android.mk
index 85ad36d..e690ede 100644
--- a/libs/ui/Android.mk
+++ b/libs/ui/Android.mk
@@ -37,6 +37,7 @@
 LOCAL_SRC_FILES := \
 	Fence.cpp \
 	FrameStats.cpp \
+	Gralloc1.cpp \
 	Gralloc1On0Adapter.cpp \
 	GraphicBuffer.cpp \
 	GraphicBufferAllocator.cpp \