diff --git a/native/jni/Android.mk b/native/jni/Android.mk
index 567648f..bd769d2 100644
--- a/native/jni/Android.mk
+++ b/native/jni/Android.mk
@@ -28,7 +28,7 @@
 
 LOCAL_C_INCLUDES += $(LATIN_IME_SRC_FULLPATH_DIR) $(LATIN_IME_SRC_FULLPATH_DIR)/gesture
 
-LOCAL_CFLAGS += -Werror -Wall
+LOCAL_CFLAGS += -Werror -Wall -Wextra -Weffc++ -Wno-system-headers
 
 # To suppress compiler warnings for unused variables/functions used for debug features etc.
 LOCAL_CFLAGS += -Wno-unused-parameter -Wno-unused-function