diff --git a/include/z64save.h b/include/z64save.h
index 20a1d0274d..7006eecfc0 100644
--- a/include/z64save.h
+++ b/include/z64save.h
@@ -520,7 +520,7 @@ typedef enum LinkAge {
 #define EVENTCHKINF_48 0x48
 #define EVENTCHKINF_49 0x49
 #define EVENTCHKINF_4A 0x4A
-#define EVENTCHKINF_4B 0x4B
+#define EVENTCHKINF_OPENED_DOOR_OF_TIME 0x4B
 #define EVENTCHKINF_4C 0x4C
 #define EVENTCHKINF_4D 0x4D
 #define EVENTCHKINF_CAUGHT_BY_CASTLE_GUARDS 0x4E // set but unused
diff --git a/src/overlays/actors/ovl_Bg_Toki_Hikari/z_bg_toki_hikari.c b/src/overlays/actors/ovl_Bg_Toki_Hikari/z_bg_toki_hikari.c
index f24ed0c28a..870a3edd6c 100644
--- a/src/overlays/actors/ovl_Bg_Toki_Hikari/z_bg_toki_hikari.c
+++ b/src/overlays/actors/ovl_Bg_Toki_Hikari/z_bg_toki_hikari.c
@@ -46,7 +46,7 @@ void BgTokiHikari_Init(Actor* thisx, PlayState* play) {
             this->actionFunc = BgTokiHikari_DoNothing;
             break;
         case 1:
-            if (!GET_EVENTCHKINF(EVENTCHKINF_4B)) {
+            if (!GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) {
                 this->actionFunc = func_808BA204;
                 this->unk_14C = 0.0f;
             } else {
diff --git a/src/overlays/actors/ovl_Demo_Effect/z_demo_effect.c b/src/overlays/actors/ovl_Demo_Effect/z_demo_effect.c
index 2a3e8c4531..d5b09d9219 100644
--- a/src/overlays/actors/ovl_Demo_Effect/z_demo_effect.c
+++ b/src/overlays/actors/ovl_Demo_Effect/z_demo_effect.c
@@ -1541,8 +1541,8 @@ void DemoEffect_UpdateJewelChild(DemoEffect* this, PlayState* play) {
     if (play->csCtx.state && play->csCtx.actorCues[this->cueChannel]) {
         switch (play->csCtx.actorCues[this->cueChannel]->id) {
             case 3:
-                if (GET_EVENTCHKINF(EVENTCHKINF_4B)) {
-                    SET_EVENTCHKINF(EVENTCHKINF_4B);
+                if (GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) {
+                    SET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME);
                 }
                 DemoEffect_MoveJewelActivateDoorOfTime(this, play);
                 if ((play->gameplayFrames & 1) == 0) {
@@ -1575,7 +1575,7 @@ void DemoEffect_UpdateJewelChild(DemoEffect* this, PlayState* play) {
     }
 
     if (gSaveContext.save.entranceIndex == ENTR_TEMPLE_OF_TIME_0) {
-        if (!GET_EVENTCHKINF(EVENTCHKINF_4B)) {
+        if (!GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) {
             hasCue = (play->csCtx.state != CS_STATE_IDLE) && (play->csCtx.actorCues[this->cueChannel] != NULL);
 
             if (!hasCue) {
diff --git a/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c b/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
index caea0b981f..ed4aba58da 100644
--- a/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
+++ b/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
@@ -237,7 +237,7 @@ void DemoKankyo_Init(Actor* thisx, PlayState* play) {
         case DEMOKANKYO_DOOR_OF_TIME:
             this->actor.scale.x = this->actor.scale.y = this->actor.scale.z = 1.0f;
             this->unk_150[0].unk_18 = 0.0f;
-            if (!GET_EVENTCHKINF(EVENTCHKINF_4B)) {
+            if (!GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) {
                 Actor_SpawnAsChild(&play->actorCtx, &this->actor, play, ACTOR_DOOR_TOKI, this->actor.world.pos.x,
                                    this->actor.world.pos.y, this->actor.world.pos.z, 0, 0, 0, 0x0000);
             } else {
@@ -424,7 +424,7 @@ void DemoKankyo_UpdateDoorOfTime(DemoKankyo* this, PlayState* play) {
     this->unk_150[0].unk_18 += 1.0f;
     if (this->unk_150[0].unk_18 >= 102.0f) {
         Actor_PlaySfx(&this->actor, NA_SE_EV_STONEDOOR_STOP);
-        SET_EVENTCHKINF(EVENTCHKINF_4B);
+        SET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME);
         Actor_Kill(this->actor.child);
         DemoKankyo_SetupAction(this, DemoKankyo_KillDoorOfTimeCollision);
     }
diff --git a/src/overlays/actors/ovl_Door_Toki/z_door_toki.c b/src/overlays/actors/ovl_Door_Toki/z_door_toki.c
index e2e6ada56b..bf423a09b5 100644
--- a/src/overlays/actors/ovl_Door_Toki/z_door_toki.c
+++ b/src/overlays/actors/ovl_Door_Toki/z_door_toki.c
@@ -49,7 +49,7 @@ void DoorToki_Destroy(Actor* thisx, PlayState* play) {
 void DoorToki_Update(Actor* thisx, PlayState* play) {
     DoorToki* this = (DoorToki*)thisx;
 
-    if (GET_EVENTCHKINF(EVENTCHKINF_4B)) {
+    if (GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) {
         DynaPoly_DisableCollision(play, &play->colCtx.dyna, this->dyna.bgId);
     } else {
         DynaPoly_EnableCollision(play, &play->colCtx.dyna, this->dyna.bgId);
diff --git a/src/overlays/actors/ovl_En_Okarina_Tag/z_en_okarina_tag.c b/src/overlays/actors/ovl_En_Okarina_Tag/z_en_okarina_tag.c
index edd7cc8762..b8898c3d58 100644
--- a/src/overlays/actors/ovl_En_Okarina_Tag/z_en_okarina_tag.c
+++ b/src/overlays/actors/ovl_En_Okarina_Tag/z_en_okarina_tag.c
@@ -195,7 +195,7 @@ void func_80ABF28C(EnOkarinaTag* this, PlayState* play) {
     if ((this->ocarinaSong != 6) || (gSaveContext.save.info.scarecrowSpawnSongSet)) {
         if ((this->switchFlag >= 0) && Flags_GetSwitch(play, this->switchFlag)) {
             this->actor.flags &= ~ACTOR_FLAG_ATTENTION_ENABLED;
-        } else if (((this->type != 4) || !GET_EVENTCHKINF(EVENTCHKINF_4B)) &&
+        } else if (((this->type != 4) || !GET_EVENTCHKINF(EVENTCHKINF_OPENED_DOOR_OF_TIME)) &&
                    ((this->type != 6) || !GET_EVENTCHKINF(EVENTCHKINF_1D)) &&
                    (this->actor.xzDistToPlayer < (90.0f + this->interactRange)) &&
                    (fabsf(player->actor.world.pos.y - this->actor.world.pos.y) < 80.0f)) {