diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index 0048cf14e4..c65e1455d8 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -16193,7 +16193,7 @@ void ApplyExperienceMultipliers(s32 *expAmount, u8 expGetterMonId, u8 faintedBat
         *expAmount = (*expAmount * 150) / 100;
     if (B_UNEVOLVED_EXP_MULTIPLIER >= GEN_6 && IsMonPastEvolutionLevel(&gPlayerParty[expGetterMonId]))
         *expAmount = (*expAmount * 4915) / 4096;
-    if (B_AFFECTION_MECHANICS == TRUE && GetBattlerAffectionHearts(expGetterMonId) >= AFFECTION_FOUR_HEARTS)
+    if (B_AFFECTION_MECHANICS == TRUE && GetMonAffectionHearts(&gPlayerParty[expGetterMonId]) >= AFFECTION_FOUR_HEARTS)
         *expAmount = (*expAmount * 4915) / 4096;
     if (CheckBagHasItem(ITEM_EXP_CHARM, 1)) //is also for other exp boosting Powers if/when implemented
         *expAmount = (*expAmount * 150) / 100;