diff --git a/src/battle_util.c b/src/battle_util.c
index 87ce6bce7b..2fb5181c6b 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -7087,6 +7087,10 @@ static u32 CalcAttackStat(u16 move, u8 battlerAtk, u8 battlerDef, u8 moveType, b
                 RecordAbilityBattle(battlerDef, ABILITY_THICK_FAT);
         }
         break;
+    case ABILITY_ICE_SCALES:
+        if (IS_MOVE_SPECIAL(move))
+            MulModifier(&modifier, UQ_4_12(0.5));            
+        break;
     }
 
     // ally's abilities