diff --git a/jni/Android.mk b/jni/Android.mk
index 50f51a5..a860323 100644
--- a/jni/Android.mk
+++ b/jni/Android.mk
@@ -19,11 +19,14 @@ endif
 
 CORE_DIR := ..
 
+SOURCES_C   :=
+SOURCES_ASM :=
+
 include $(CORE_DIR)/Makefile.common
 
 CPU_ARCH := arm
 
-LOCAL_SRC_FILES    += $(SOURCES_C) $(SOURCES_ASM)
+LOCAL_SRC_FILES := $(SOURCES_C) $(SOURCES_ASM)
 LOCAL_CFLAGS += -O2 -DARM_ARCH -DNDEBUG -DINLINE=inline -D__LIBRETRO__ -DFRONTEND_SUPPORTS_RGB565 $(INCFLAGS)
 
 include $(BUILD_SHARED_LIBRARY)