diff --git a/conf/keybinding_game.json b/conf/keybinding_game.json
index f82b282..244148f 100644
--- a/conf/keybinding_game.json
+++ b/conf/keybinding_game.json
@@ -9,6 +9,6 @@
     "scroll_left": ["Left", 10],
     "scroll_right": ["Right", 11],
     "spawn_bomb": ["Space", 1],
-    "spawn_mine": ["Left Ctrl", "Control_R", 17],
+    "spawn_mine": ["Left Ctrl", 2, 17],
     "pause": ["P", 16]
 }
\ No newline at end of file