diff --git a/src/battle_util.c b/src/battle_util.c
index b629c83222..d8ec3f0795 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -4237,7 +4237,7 @@ static bool32 TryChangeBattleTerrain(u32 battler, u32 statusFlag, u8 *timer)
 {
     if (!(gFieldStatuses & statusFlag))
     {
-        gFieldStatuses &= ~(STATUS_FIELD_MISTY_TERRAIN | STATUS_FIELD_GRASSY_TERRAIN | EFFECT_ELECTRIC_TERRAIN | EFFECT_PSYCHIC_TERRAIN);
+        gFieldStatuses &= ~(STATUS_FIELD_MISTY_TERRAIN | STATUS_FIELD_GRASSY_TERRAIN | STATUS_FIELD_ELECTRIC_TERRAIN | STATUS_FIELD_PSYCHIC_TERRAIN);
         gFieldStatuses |= statusFlag;
 
         if (GetBattlerHoldEffect(battler, TRUE) == HOLD_EFFECT_TERRAIN_EXTENDER)