diff --git a/code/modules/power/smes.dm b/code/modules/power/smes.dm
index 7cc64f2ee5..4c549e7155 100644
--- a/code/modules/power/smes.dm
+++ b/code/modules/power/smes.dm
@@ -219,7 +219,7 @@
 	if(istype(W, /obj/item/stack/cable_coil) && !terminal && !building_terminal)
 		building_terminal = 1
 		var/obj/item/stack/cable_coil/CC = W
-		if (CC.amount < 10)
+		if (CC.get_amount() <= 10)
 			user << "<span class='warning'>You need more cables.</span>"
 			building_terminal = 0
 			return 0
diff --git a/code/modules/power/smes_construction.dm b/code/modules/power/smes_construction.dm
index 3fa10dc490..891f231f8f 100644
--- a/code/modules/power/smes_construction.dm
+++ b/code/modules/power/smes_construction.dm
@@ -182,6 +182,10 @@
 		..()
 
 /obj/machinery/power/smes/buildable/attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
+	// No more disassembling of overloaded SMESs. You broke it, now enjoy the consequences.
+	if (failing)
+		user << "<span class='warning'>The [src]'s screen is flashing with alerts. It seems to be overloaded! Touching it now is probably not a good idea.</span>"
+		return
 	// If parent returned 1:
 	// - Hatch is open, so we can modify the SMES
 	// - No action was taken in parent function (terminal de/construction atm).