diff --git a/tests/DataIdleTest/Android.mk b/tests/DataIdleTest/Android.mk
index acb46c5..4e15729 100644
--- a/tests/DataIdleTest/Android.mk
+++ b/tests/DataIdleTest/Android.mk
@@ -21,6 +21,7 @@
 
 LOCAL_PACKAGE_NAME := DataIdleTest
 LOCAL_JAVA_LIBRARIES := android.test.runner
+LOCAL_STATIC_JAVA_LIBRARIES := junit legacy-android-test
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 # We need to sign it to get access to the network usage history.