diff --git a/code/__DEFINES/components.dm b/code/__DEFINES/components.dm
index b98431c253..3b01e3b9d4 100644
--- a/code/__DEFINES/components.dm
+++ b/code/__DEFINES/components.dm
@@ -291,7 +291,7 @@
 #define COMSIG_HUMAN_MELEE_UNARMED_ATTACKBY "human_melee_unarmed_attackby"		//from mob/living/carbon/human/UnarmedAttack(): (mob/living/carbon/human/attacker)
 #define COMSIG_HUMAN_DISARM_HIT	"human_disarm_hit"	//Hit by successful disarm attack (mob/living/carbon/human/attacker,zone_targeted)
 #define COMSIG_HUMAN_PREFS_COPIED_TO "human_prefs_copied_to"					//from datum/preferences/copy_to(): (datum/preferences, icon_updates, roundstart_checks)
-#define COMSIG_HUMAN_HARDSET_DNA "human_hardset_dna"							//from mob/living/carbon/human/hardset_dna(): (ui, se, newreal_name, newblood_type, datum/species, newfeatures)
+#define COMSIG_HUMAN_HARDSET_DNA "human_hardset_dna"							//from mob/living/carbon/human/hardset_dna(): (ui, list/mutation_index, newreal_name, newblood_type, datum/species, newfeatures)
 #define COMSIG_HUMAN_ON_RANDOMIZE "humman_on_randomize"							//from base of proc/randomize_human()
 
 // /datum/species signals
diff --git a/code/datums/dna.dm b/code/datums/dna.dm
index 1d66f6d771..05a6e4f060 100644
--- a/code/datums/dna.dm
+++ b/code/datums/dna.dm
@@ -390,7 +390,7 @@
 		dna.mutation_index = mutation_index.Copy()
 		domutcheck()
 
-	SEND_SIGNAL(src, COMSIG_HUMAN_HARDSET_DNA, ui, se, newreal_name, newblood_type, mrace, newfeatures)
+	SEND_SIGNAL(src, COMSIG_HUMAN_HARDSET_DNA, ui, mutation_index, newreal_name, newblood_type, mrace, newfeatures)
 
 	if(mrace || newfeatures || ui)
 		update_body()
diff --git a/code/datums/mutations/actions.dm b/code/datums/mutations/actions.dm
index 31f427c830..9074b4e0c5 100644
--- a/code/datums/mutations/actions.dm
+++ b/code/datums/mutations/actions.dm
@@ -171,7 +171,7 @@
 		return
 	if(iscarbon(target))
 		var/mob/living/carbon/C = target
-		if(C.electrocute_act(15, user, 1, stun = 0))//doesnt stun. never let this stun
+		if(C.electrocute_act(15, user, 1, SHOCK_NOSTUN))//doesnt stun. never let this stun
 			C.dropItemToGround(C.get_active_held_item())
 			C.dropItemToGround(C.get_inactive_held_item())
 			C.confused += 10
@@ -182,7 +182,7 @@
 			return ..()
 	else if(isliving(target))
 		var/mob/living/L = target
-		L.electrocute_act(15, user, 1, stun = 0)
+		L.electrocute_act(15, user, 1, SHOCK_NOSTUN)
 		L.visible_message("<span class='danger'>[user] electrocutes [target]!</span>","<span class='userdanger'>[user] electrocutes you!</span>")
 		return ..()
 	else