diff --git a/types/wlr_data_device.c b/types/wlr_data_device.c
index a4eb233b..3c48119a 100644
--- a/types/wlr_data_device.c
+++ b/types/wlr_data_device.c
@@ -594,7 +594,8 @@ static void keyboard_drag_key(struct wlr_seat_keyboard_grab *grab,
 	// no keyboard input during drags
 }
 
-static void keyboard_drag_modifiers(struct wlr_seat_keyboard_grab *grab) {
+static void keyboard_drag_modifiers(struct wlr_seat_keyboard_grab *grab,
+		struct wlr_keyboard_modifiers *modifiers) {
 	//struct wlr_keyboard *keyboard = grab->seat->keyboard_state.keyboard;
 	// TODO change the dnd action based on what modifier is pressed on the
 	// keyboard