diff --git a/code/game/objects/items/extinguisher.dm b/code/game/objects/items/extinguisher.dm
index 4585685c..81317b6e 100644
--- a/code/game/objects/items/extinguisher.dm
+++ b/code/game/objects/items/extinguisher.dm
@@ -65,7 +65,7 @@
 	icon_state = "foam_extinguisher0"
 	//item_state = "foam_extinguisher" needs sprite
 	dog_fashion = null
-	chem = "firefighting_foam"
+	chem = /datum/reagent/firefighting_foam
 	tanktype = /obj/structure/reagent_dispensers/foamtank
 	sprite_name = "foam_extinguisher"
 	precision = TRUE