diff --git a/src/battle_util.c b/src/battle_util.c
index 79ef8eaa7..53e53b5bc 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -5817,6 +5817,10 @@ static u32 CalcAttackStat(u16 move, u8 battlerAtk, u8 battlerDef, u8 moveType, b
         if (IS_MOVE_PHYSICAL(move))
             MulModifier(&modifier, UQ_4_12(1.5));
         break;
+    case ABILITY_STAKEOUT:
+        if (gDisableStructs[battlerDef].isFirstTurn == 2) // just switched in
+            MulModifier(&modifier, UQ_4_12(2.0));
+        break;
     }
 
     // target's abilities