diff --git a/src/headers/keycodes.h b/src/headers/keycodes.h
index 96c53ff..c09a7ce 100644
--- a/src/headers/keycodes.h
+++ b/src/headers/keycodes.h
@@ -9,5 +9,6 @@
 #define KEY_DOWN SDL_SCANCODE_DOWN
 #define KEY_LEFT SDL_SCANCODE_LEFT
 #define KEY_RIGHT SDL_SCANCODE_RIGHT
+#define KEY_MOD SDL_SCANCODE_LCTRL
 
 #endif // KEYCODES_H
\ No newline at end of file