diff --git a/code/modules/projectiles/guns/energy/kinetic_accelerator.dm b/code/modules/projectiles/guns/energy/kinetic_accelerator.dm
index 0b982ff35b5..157f049155f 100644
--- a/code/modules/projectiles/guns/energy/kinetic_accelerator.dm
+++ b/code/modules/projectiles/guns/energy/kinetic_accelerator.dm
@@ -324,6 +324,9 @@
 
 /obj/item/borg/upgrade/modkit/proc/install(obj/item/gun/energy/kinetic_accelerator/KA, mob/user)
 	. = TRUE
+	if(istype(loc, /obj/item/gun/energy/kinetic_accelerator)) //Could be in another KA too.
+		message_admins("User attempted to install a modkit into a kinetic accelerator while it is installed in an accelerator. Could be a double click, or an exploit attempt.")
+		return FALSE
 	if(minebot_upgrade)
 		if(minebot_exclusive && !istype(KA.loc, /mob/living/simple_animal/hostile/mining_drone))
 			to_chat(user, "<span class='notice'>The modkit you're trying to install is only rated for minebot use.</span>")