diff --git a/ndk/sources/android/libportable/Android.mk b/ndk/sources/android/libportable/Android.mk
index a0593be6a..82349e9f7 100644
--- a/ndk/sources/android/libportable/Android.mk
+++ b/ndk/sources/android/libportable/Android.mk
@@ -26,7 +26,7 @@ LOCAL_MODULE := libportable
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := SHARED_LIBRARIES
 
-LOCAL_CFLAGS := -I $(LOCAL_PATH)/common/include
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/common/include
 
 # Uncomment the next line to easily enable Lib-Portable logging during development.
 # LOCAL_CFLAGS += -DLOG_NDEBUG=0