diff --git a/tests/test.android/jni/tests/Android.mk b/tests/test.android/jni/tests/Android.mk
index 6b5c39332d..b73dac020a 100644
--- a/tests/test.android/jni/tests/Android.mk
+++ b/tests/test.android/jni/tests/Android.mk
@@ -26,6 +26,7 @@ LOCAL_SRC_FILES := main.cpp \
 ../../../tests/ChipmunkTest/Sensors.cpp \
 ../../../tests/ChipmunkTest/Simple.cpp \
 ../../../tests/ChipmunkTest/Springies.cpp \
+../../../tests/ChipmunkTest/Tank.cpp \
 ../../../tests/ChipmunkTest/TheoJansen.cpp \
 ../../../tests/ChipmunkTest/Tumble.cpp \
 ../../../tests/ChipmunkTest/UnsafeOps.cpp \