diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 213a62e..e5d23d0 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -168,6 +168,7 @@
         "Scheduler/VSyncModulator.cpp",
         "StartPropertySetThread.cpp",
         "SurfaceFlinger.cpp",
+        "SurfaceFlingerDefaultFactory.cpp",
         "SurfaceInterceptor.cpp",
         "SurfaceTracing.cpp",
         "TransactionCompletedThread.cpp",