diff --git a/tests/Android.mk b/tests/Android.mk
index a70af48..dfea843 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -23,7 +23,11 @@
     mockito-target-minus-junit4 \
     ub-uiautomator
 
-LOCAL_JAVA_LIBRARIES := android.test.runner.stubs android.test.base.stubs
+LOCAL_JAVA_LIBRARIES := \
+    android.test.runner.stubs \
+    android.test.base.stubs \
+    android.test.mock.stubs \
+
 
 LOCAL_AAPT_FLAGS := \
     --auto-add-overlay \