diff --git a/multimodalinput/kits/c/input/oh_key_code.h b/multimodalinput/kits/c/input/oh_key_code.h
index 32b3b9bcfb6a773d9941da6256cf6c727101e41d..4ed2be0fab5f2574906ea770a60ac5f83c9958d7 100644
--- a/multimodalinput/kits/c/input/oh_key_code.h
+++ b/multimodalinput/kits/c/input/oh_key_code.h
@@ -310,7 +310,22 @@ typedef enum {
     /** Key ( on numeric keypad */
     KEYCODE_NUMPAD_LEFT_PAREN = 2121,
     /** Key ) on numeric keypad */
-    KEYCODE_NUMPAD_RIGHT_PAREN = 2122
+    KEYCODE_NUMPAD_RIGHT_PAREN = 2122,
+    /**
+     * watch dagger click key
+     * @since 18
+    */
+    KEYCODE_DAGGER_CLICK = 3211,
+    /**
+     * watch dagger double click key
+     * @since 18
+    */
+    KEYCODE_DAGGER_DOUBLE_CLICK = 3212,
+    /**
+     * watch dagger long button
+     * @since 18
+     */
+    KEYCODE_DAGGER_LONG_PRESS = 3213,
 } Input_KeyCode;
 
 #ifdef __cplusplus