diff --git a/code/datums/actions/mobs/fire_breath.dm b/code/datums/actions/mobs/fire_breath.dm
index 1cc830e6de1..254a6081425 100644
--- a/code/datums/actions/mobs/fire_breath.dm
+++ b/code/datums/actions/mobs/fire_breath.dm
@@ -24,7 +24,8 @@
 /datum/action/cooldown/mob_cooldown/fire_breath/proc/fire_line(atom/target, offset)
 	SLEEP_CHECK_DEATH(0, owner)
 	var/list/turfs = line_target(offset, fire_range, target)
-	dragon_fire_line(owner, turfs, ice_breath)
+	// This proc sleeps
+	INVOKE_ASYNC(GLOBAL_PROC, GLOBAL_PROC_REF(dragon_fire_line), owner,  /* burn_turfs = */ turfs,  /* frozen = */ ice_breath)
 
 /datum/action/cooldown/mob_cooldown/fire_breath/proc/line_target(offset, range, atom/target)
 	if(!target)
diff --git a/code/modules/mob/living/basic/icemoon/ice_whelp/ice_whelp_abilities.dm b/code/modules/mob/living/basic/icemoon/ice_whelp/ice_whelp_abilities.dm
index fa42958f9a0..d5dc50d0a69 100644
--- a/code/modules/mob/living/basic/icemoon/ice_whelp/ice_whelp_abilities.dm
+++ b/code/modules/mob/living/basic/icemoon/ice_whelp/ice_whelp_abilities.dm
@@ -12,7 +12,8 @@
 /datum/action/cooldown/mob_cooldown/ice_breath/Activate(atom/target_atom)
 	var/turf/target_fire_turf = get_ranged_target_turf_direct(owner, target_atom, fire_range)
 	var/list/burn_turfs = get_line(owner, target_fire_turf) - get_turf(owner)
-	dragon_fire_line(owner, burn_turfs, frozen = TRUE)
+	// This proc sleeps
+	INVOKE_ASYNC(GLOBAL_PROC, GLOBAL_PROC_REF(dragon_fire_line), owner, /* burn_turfs = */ burn_turfs, /* frozen = */ TRUE)
 	StartCooldown()
 	return TRUE