diff --git a/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm b/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
index 0e97a221cbb..782f14296a5 100644
--- a/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
+++ b/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
@@ -438,7 +438,7 @@
 	required_container = /obj/item/slime_extract/red
 	required_other = 1
 
-/datum/chemical_reaction/slimemutator/on_reaction(datum/reagents/holder)
+/datum/chemical_reaction/slimespeed/on_reaction(datum/reagents/holder)
 	feedback_add_details("slime_cores_used","[type]")
 	var/obj/item/slimepotion/speed/P = new /obj/item/slimepotion/speed
 	P.loc = get_turf(holder.my_atom)