diff --git a/tests/cts/net/Android.mk b/tests/cts/net/Android.mk
index b327392..f69c4c3 100644
--- a/tests/cts/net/Android.mk
+++ b/tests/cts/net/Android.mk
@@ -21,7 +21,7 @@
 # and when built explicitly put it in the data partition
 LOCAL_MODULE_PATH := $(TARGET_OUT_DATA_APPS)
 
-LOCAL_JAVA_LIBRARIES := android.test.runner
+LOCAL_JAVA_LIBRARIES := android.test.runner voip-common
 
 # include CtsTestServer as a temporary hack to free net.cts from cts.stub.
 LOCAL_SRC_FILES := $(call all-java-files-under, src)