diff --git a/code/modules/integrated_electronics/subtypes/weaponized.dm b/code/modules/integrated_electronics/subtypes/weaponized.dm
index 950525ab7f..96a732d08f 100644
--- a/code/modules/integrated_electronics/subtypes/weaponized.dm
+++ b/code/modules/integrated_electronics/subtypes/weaponized.dm
@@ -45,6 +45,9 @@
 /obj/item/integrated_circuit/weaponized/weapon_firing/attackby(var/obj/O, var/mob/user)
 	if(istype(O, /obj/item/gun/energy))
 		var/obj/item/gun/gun = O
+		if(!gun.can_circuit)
+			to_chat(user, "<span class='warning'>[gun] does not fit into circuits.</span>")
+			return
 		if(installed_gun)
 			to_chat(user, "<span class='warning'>There's already a weapon installed.</span>")
 			return