android.mk

You should add following blocks into your Android.mk LOCAL_STATIC_JAVA_AAR_LIBRARIES:= <aar alias> . . . include $(BUILD_PACKAGE) include $(CLEAR_VARS) LOCAL_PREBUILT_STATIC_JAVA_LIBRARIES := <aar alias>:libs/<lib file>.aar include $(BUILD_MULTI_PREBUILT) Please also be aware of satisfy minSdkVersion required by library into your manifest file.