diff --git a/code/modules/reagents/chemistry/reagents/other_reagents.dm b/code/modules/reagents/chemistry/reagents/other_reagents.dm
index 50bf31afd5..ec68fc6dd1 100644
--- a/code/modules/reagents/chemistry/reagents/other_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/other_reagents.dm
@@ -2346,7 +2346,7 @@
 	metabolization_rate = 0.05 * REAGENTS_METABOLISM
 	taste_description = "wet hair"
 	var/amount = 0
-	var/knotted = 0
+	var/knotted = FALSE
 
 /datum/reagent/hairball/on_mob_life(mob/living/carbon/M)
 	amount = M.reagents.get_reagent_amount(/datum/reagent/hairball)