diff --git a/code/modules/mod/modules/modules_ninja.dm b/code/modules/mod/modules/modules_ninja.dm
index 896d8cba86e..5737bbb4332 100644
--- a/code/modules/mod/modules/modules_ninja.dm
+++ b/code/modules/mod/modules/modules_ninja.dm
@@ -257,6 +257,9 @@
. = ..()
if(. != MOD_CANCEL_ACTIVATE || !isliving(user))
return
+ if(mod.ai == user)
+ to_chat(mod.ai, span_danger("fATaL EERRoR: 381200-*#00CODE BLUE\nAI INTErFERenCE DEtECted\nACTi0N DISrEGArdED"))
+ return
var/mob/living/living_user = user
to_chat(living_user, span_danger("fATaL EERRoR: 382200-*#00CODE RED\nUNAUTHORIZED USE DETECteD\nCoMMENCING SUB-R0UTIN3 13...\nTERMInATING U-U-USER..."))
living_user.gib()