diff --git a/robolectric_tests/Android.mk b/robolectric_tests/Android.mk
index 60599819e1..7c7e73c374 100644
--- a/robolectric_tests/Android.mk
+++ b/robolectric_tests/Android.mk
@@ -52,7 +52,7 @@ LOCAL_JAVA_LIBRARIES := LauncherRoboTests
 
 LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
 LOCAL_TEST_PACKAGE := Launcher3
-LOCAL_INSTRUMENT_SOURCE_DIRS := $(dir $(LOCAL_PATH))../src
+LOCAL_INSTRUMENT_SOURCE_DIRS := packages/apps/Launcher3/src
 
 LOCAL_ROBOTEST_TIMEOUT := 36000