diff --git a/code/modules/reagents/chemistry/reagents/drinks/alcohol_reagents.dm b/code/modules/reagents/chemistry/reagents/drinks/alcohol_reagents.dm
index 38fb764a955..3559d7f69b3 100644
--- a/code/modules/reagents/chemistry/reagents/drinks/alcohol_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/drinks/alcohol_reagents.dm
@@ -1755,28 +1755,32 @@
 	quality = DRINK_GOOD
 	taste_description = "bitter, creamy cacao"
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
-	var/obj/item/shield/mighty_shield
+	var/datum/weakref/mighty_shield
 
 /datum/reagent/consumable/ethanol/alexander/on_mob_metabolize(mob/living/drinker)
 	. = ..()
 	if(ishuman(drinker))
 		var/mob/living/carbon/human/the_human = drinker
 		for(var/obj/item/shield/the_shield in the_human.contents)
-			mighty_shield = the_shield
-			mighty_shield.block_chance += 10
+			mighty_shield = WEAKREF(the_shield)
+			the_shield.block_chance += 10
 			to_chat(the_human, span_notice("[the_shield] appears polished, although you don't recall polishing it."))
+			break
 
 /datum/reagent/consumable/ethanol/alexander/on_mob_life(mob/living/drinker, seconds_per_tick, times_fired)
-	if(mighty_shield && !(mighty_shield in drinker.contents)) //If you had a shield and lose it, you lose the reagent as well. Otherwise this is just a normal drink.
+	var/obj/item/shield/the_shield = mighty_shield?.resolve()
+	if(the_shield && !(the_shield in drinker.contents)) //If you had a shield and lose it, you lose the reagent as well. Otherwise this is just a normal drink.
 		holder.remove_reagent(type, volume)
 		return
 	return ..()
 
 /datum/reagent/consumable/ethanol/alexander/on_mob_end_metabolize(mob/living/drinker)
 	. = ..()
-	if(mighty_shield)
-		mighty_shield.block_chance -= 10
-		to_chat(drinker,span_notice("You notice [mighty_shield] looks worn again. Weird."))
+	var/obj/item/shield/the_shield = mighty_shield?.resolve()
+	if(the_shield)
+		the_shield.block_chance -= 10
+		to_chat(drinker,span_notice("You notice [the_shield] looks worn again. Weird."))
+		mighty_shield = null
 
 /datum/reagent/consumable/ethanol/amaretto_alexander
 	name = "Amaretto Alexander"