diff --git a/include/battle.h b/include/battle.h
index 8d3360193..0939c92b6 100644
--- a/include/battle.h
+++ b/include/battle.h
@@ -373,8 +373,8 @@ struct DisableStruct
     /*0x0D*/ u8 unkD;
     /*0x0E*/ u8 encoreTimer1 : 4;
     /*0x0E*/ u8 encoreTimer2 : 4;
-    /*0x0F*/ u8 perishSong1 : 4;
-    /*0x0F*/ u8 perishSong2 : 4;
+    /*0x0F*/ u8 perishSongTimer1 : 4;
+    /*0x0F*/ u8 perishSongTimer2 : 4;
     /*0x10*/ u8 furyCutterCounter;
     /*0x11*/ u8 rolloutCounter1 : 4;
     /*0x11*/ u8 rolloutCounter2 : 4;
diff --git a/src/battle_2.c b/src/battle_2.c
index 31c88f6fb..703315374 100644
--- a/src/battle_2.c
+++ b/src/battle_2.c
@@ -2935,8 +2935,8 @@ void SwitchInClearSetData(void)
     {
         gDisableStructs[gActiveBank].substituteHP = disableStructCopy.substituteHP;
         gDisableStructs[gActiveBank].bankWithSureHit = disableStructCopy.bankWithSureHit;
-        gDisableStructs[gActiveBank].perishSong1 = disableStructCopy.perishSong1;
-        gDisableStructs[gActiveBank].perishSong2 = disableStructCopy.perishSong2;
+        gDisableStructs[gActiveBank].perishSongTimer1 = disableStructCopy.perishSongTimer1;
+        gDisableStructs[gActiveBank].perishSongTimer2 = disableStructCopy.perishSongTimer2;
         gDisableStructs[gActiveBank].bankPreventingEscape = disableStructCopy.bankPreventingEscape;
     }
 
diff --git a/src/battle_ai_switch_items.c b/src/battle_ai_switch_items.c
index fcf6895b6..75d144c3d 100644
--- a/src/battle_ai_switch_items.c
+++ b/src/battle_ai_switch_items.c
@@ -36,7 +36,7 @@ static bool8 ShouldUseItem(void);
 static bool8 ShouldSwitchIfPerishSong(void)
 {
     if (gStatuses3[gActiveBank] & STATUS3_PERISH_SONG
-        && gDisableStructs[gActiveBank].perishSong1 == 0)
+        && gDisableStructs[gActiveBank].perishSongTimer1 == 0)
     {
         *(gBattleStruct->AI_monToSwitchIntoId + gActiveBank) = 6;
         EmitTwoReturnValues(1, ACTION_SWITCH, 0);
diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index b7a38e2f1..9dec308bb 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -120,8 +120,6 @@ struct TrainerMoney
 extern const struct BattleMove gBattleMoves[];
 extern const struct BaseStats gBaseStats[];
 extern const u8 gTypeEffectiveness[336];
-extern const u16 gMissStringIds[];
-extern const u16 gTrappingMoves[];
 extern const struct TrainerMoney gTrainerMoneyTable[];
 extern const u8* const gBattleScriptsForMoveEffects[];
 
@@ -9180,8 +9178,8 @@ static void atkB2_setperishsong(void)
         else
         {
             gStatuses3[i] |= STATUS3_PERISH_SONG;
-            gDisableStructs[i].perishSong1 = 3;
-            gDisableStructs[i].perishSong2 = 3;
+            gDisableStructs[i].perishSongTimer1 = 3;
+            gDisableStructs[i].perishSongTimer2 = 3;
         }
     }
 
diff --git a/src/battle_util.c b/src/battle_util.c
index b9b2f1e1d..b5357a0e0 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -1292,9 +1292,9 @@ bool8 sub_8041364(void)
                 gBattleTextBuff1[1] = 1;
                 gBattleTextBuff1[2] = 1;
                 gBattleTextBuff1[3] = 1;
-                gBattleTextBuff1[4] = gDisableStructs[gActiveBank].perishSong1;
+                gBattleTextBuff1[4] = gDisableStructs[gActiveBank].perishSongTimer1;
                 gBattleTextBuff1[5] = EOS;
-                if (gDisableStructs[gActiveBank].perishSong1 == 0)
+                if (gDisableStructs[gActiveBank].perishSongTimer1 == 0)
                 {
                     gStatuses3[gActiveBank] &= ~STATUS3_PERISH_SONG;
                     gBattleMoveDamage = gBattleMons[gActiveBank].hp;
@@ -1302,7 +1302,7 @@ bool8 sub_8041364(void)
                 }
                 else
                 {
-                    gDisableStructs[gActiveBank].perishSong1--;
+                    gDisableStructs[gActiveBank].perishSongTimer1--;
                     gBattlescriptCurrInstr = gUnknown_082DAF20;
                 }
                 BattleScriptExecute(gBattlescriptCurrInstr);