diff --git a/modules/game/actors.scm b/modules/game/actors.scm
index d5a46e6..02d660a 100644
--- a/modules/game/actors.scm
+++ b/modules/game/actors.scm
@@ -398,7 +398,7 @@
     (('alive?) ($ alive?))
     (('describe) `(bomb ,($ position) ,($ countdown)))
     (('explode) (light-fuse 1))
-    (('activate grid-info) (light-fuse))
+    (('activate grid-info) #f)
     (('deactivate grid-info) #f)
     (('collide other offset grid-info)
      (when (eq? ($ other 'type) 'player)