diff --git a/code/modules/mob/living/simple_animal/slime/life.dm b/code/modules/mob/living/simple_animal/slime/life.dm
index eaee4a6b62..e60f4f1b79 100644
--- a/code/modules/mob/living/simple_animal/slime/life.dm
+++ b/code/modules/mob/living/simple_animal/slime/life.dm
@@ -309,11 +309,11 @@
 
 		if(Target)
 			--target_patience
-			if (target_patience <= 0 || SStun || Discipline || attacked || docile) // Tired of chasing or something draws out attention
+			if (target_patience <= 0 || SStun > world.time || Discipline || attacked || docile) // Tired of chasing or something draws out attention
 				target_patience = 0
 				Target = null
 
-		if(AIproc && SStun)
+		if(AIproc && SStun > world.time)
 			return
 
 		var/hungry = 0 // determines if the slime is hungry
diff --git a/code/modules/mob/living/simple_animal/slime/slime.dm b/code/modules/mob/living/simple_animal/slime/slime.dm
index 6eb688d38f..6c12b6d984 100644
--- a/code/modules/mob/living/simple_animal/slime/slime.dm
+++ b/code/modules/mob/living/simple_animal/slime/slime.dm
@@ -394,11 +394,7 @@
 	if(buckled)
 		Feedstop(silent=1) //we unbuckle the slime from the mob it latched onto.
 
-	spawn(0)
-		SStun = 1
-		sleep(rand(20,60))
-		SStun = 0
-
+	SStun = world.time + rand(20,60)
 	spawn(0)
 		canmove = 0
 		if(user)