diff --git a/Android.bp b/Android.bp
index a211d26..ccee83e 100644
--- a/Android.bp
+++ b/Android.bp
@@ -662,6 +662,7 @@
         "core/java/android/annotation/RequiresPermission.java",
         "core/java/android/annotation/SystemApi.java",
         "core/java/android/annotation/TestApi.java",
+        "core/java/com/android/internal/annotations/GuardedBy.java",
     ],
 }
 // Build ext.jar