diff --git a/drm/common/Android.mk b/drm/common/Android.mk
index 808b2c2..c79a91a 100644
--- a/drm/common/Android.mk
+++ b/drm/common/Android.mk
@@ -18,6 +18,7 @@
 
 LOCAL_SRC_FILES:= \
     DrmConstraints.cpp \
+    DrmMetadata.cpp \
     DrmConvertedStatus.cpp \
     DrmEngineBase.cpp \
     DrmInfo.cpp \