diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 087e877..661d1c8 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -43,6 +43,7 @@
     srcs: [
         "ColorSpace.cpp",
         "Fence.cpp",
+        "FenceTime.cpp",
         "FrameStats.cpp",
         "Gralloc1.cpp",
         "Gralloc1On0Adapter.cpp",