diff --git a/src/battle_util.c b/src/battle_util.c
index 00edf07878..a7af8232b0 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -3417,7 +3417,7 @@ u8 AtkCanceller_UnableToUseMove(void)
             #if B_PRANKSTER_DARK_TYPES >= GEN_7
                 if (GetBattlerAbility(gBattlerAttacker) == ABILITY_PRANKSTER
                   && IS_MOVE_STATUS(gCurrentMove)
-                  && gBattlerAttacker != gBattlerTarget
+                  && GetBattlerSide(gBattlerAttacker) != GetBattlerSide(gBattlerTarget)
                   && !(gBattleMoves[gCurrentMove].target & MOVE_TARGET_OPPONENTS_FIELD)
                   && IS_BATTLER_OF_TYPE(gBattlerTarget, TYPE_DARK)
                   && !(gStatuses3[gBattlerTarget] & STATUS3_SEMI_INVULNERABLE)