diff --git a/src/battle_util.c b/src/battle_util.c
index a346118869..be88bda673 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -1268,7 +1268,7 @@ void PressurePPLose(u8 target, u8 attacker, u16 move)
 {
     int moveIndex;
 
-    if (gBattleMons[target].ability != ABILITY_PRESSURE)
+    if (GetBattlerAbility(target) != ABILITY_PRESSURE)
         return;
 
     for (moveIndex = 0; moveIndex < MAX_MON_MOVES; moveIndex++)
@@ -1300,7 +1300,7 @@ void PressurePPLoseOnUsingImprison(u8 attacker)
 
     for (i = 0; i < gBattlersCount; i++)
     {
-        if (atkSide != GetBattlerSide(i) && gBattleMons[i].ability == ABILITY_PRESSURE)
+        if (atkSide != GetBattlerSide(i) && GetBattlerAbility(i) == ABILITY_PRESSURE)
         {
             for (j = 0; j < MAX_MON_MOVES; j++)
             {
@@ -1333,7 +1333,7 @@ void PressurePPLoseOnUsingPerishSong(u8 attacker)
 
     for (i = 0; i < gBattlersCount; i++)
     {
-        if (gBattleMons[i].ability == ABILITY_PRESSURE && i != attacker)
+        if (GetBattlerAbility(i) == ABILITY_PRESSURE && i != attacker)
         {
             for (j = 0; j < MAX_MON_MOVES; j++)
             {