diff --git a/tests/bar/1.0/default/Android.bp b/tests/bar/1.0/default/Android.bp
index 7e349c2..2c79357 100644
--- a/tests/bar/1.0/default/Android.bp
+++ b/tests/bar/1.0/default/Android.bp
@@ -3,6 +3,7 @@
 cc_library_shared {
     name: "android.hardware.tests.bar@1.0-impl",
     relative_install_path: "hw",
+    proprietary: true,
     srcs: [
         "Bar.cpp",
         "ImportTypes.cpp",