diff --git a/tests/Android.bp b/tests/Android.bp
index 42d88eb..de44863 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -20,6 +20,7 @@
     srcs: ["src/**/*.java"],
 
     libs: [
+        "android.test.mock",
         "android.test.runner",
         "telephony-common",
         "android.test.base",