diff --git a/npc/instances/NydhoggsNest.txt b/npc/instances/NydhoggsNest.txt
index a2f09125f23..930b32245f7 100644
--- a/npc/instances/NydhoggsNest.txt
+++ b/npc/instances/NydhoggsNest.txt
@@ -139,7 +139,7 @@ nyd_dun02,100,201,3	script	Yggdrasil Gatekeeper	111,8,8,{
 			goto L_Enter;
 		} else {
 			if (.@ins_nyd_check == 0 || .@ins_nyd_check == 1) {
-				if ('ins_nyd2 == 3 || 'ins_nyd2 == 4) {
+				if (ins_nyd2 == 3 || ins_nyd2 == 4) {
 					mes "[Yggdrasil Gatekeeper]";
 					mes "With the defeat of Nidhoggur's Shadow, the roots of the World Tree Yggdrasil are also affected.";
 					next;
@@ -166,7 +166,7 @@ nyd_dun02,100,201,3	script	Yggdrasil Gatekeeper	111,8,8,{
 					mes "If you would like to enter again, please register with me.";
 					erasequest 3135;
 					erasequest 3136;
-					set 'ins_nyd2,0;
+					set ins_nyd2,0;
 					close;
 				}
 			}
@@ -1605,7 +1605,7 @@ OnTouch_:
 			next;
 			mes "[World Tree Yggdrasil]";
 			mes "And... Be careful... Be careful of the shadow's power.";
-			set 'ins_nyd2,1;
+			'ins_nyd2 = ins_nyd2 = 1;
 			donpcevent instance_npcname("ins_nyd_1f_timer")+"::OnEnable";
 			donpcevent instance_npcname("nyd_call_mon_1")+"::OnEnable";
 			close;
@@ -1700,7 +1700,7 @@ OnMyMobDead:
 		mapannounce .@map$, "All of Nidhoggur's Guardians have been defeated!",bc_map,"0x00ff99";
 		donpcevent instance_npcname("ins_nyd_1f_timer")+"::OnDisable";
 		donpcevent instance_npcname("nyd_to2f_warp")+"::OnEnable";
-		set 'ins_nyd2,2;
+		'ins_nyd2 = ins_nyd2 = 2;
 	}
 	end;
 }
@@ -1760,7 +1760,7 @@ OnEnable:
 	end;
 
 OnTouch:
-	set 'ins_nyd2,3;
+	'ins_nyd2 = ins_nyd2 = 3;
 	warp instance_mapname("2@nyd"),200,10;
 	end;
 }
@@ -1922,7 +1922,7 @@ OnMyMobDead:
 		donpcevent instance_npcname("nyd_2f_white_c")+"::OnDisable";
 		donpcevent instance_npcname("nyd_2f_yellow_c")+"::OnDisable";
 		donpcevent instance_npcname("nyd_2f_green_c")+"::OnDisable";
-		set 'ins_nyd2,4;
+		'ins_nyd2 = ins_nyd2 = 4;
 		end;
 	}
 	end;
@@ -1973,7 +1973,8 @@ OnTimer180000:
 	next;
 	switch(select("Please let me out.:I want to look around for a while.")) {
 	case 1:
-		set 'ins_nyd2,0;
+		'ins_nyd2 = 0;
+		// ins_nyd2 = 0;
 		set ins_nyd,203;
 		//setquest 3135;
 		warp "nyd_dun02",98,196;