diff --git a/src/battle_ai_main.c b/src/battle_ai_main.c
index 59695bc0e6..c3cd5a4d5e 100644
--- a/src/battle_ai_main.c
+++ b/src/battle_ai_main.c
@@ -3668,7 +3668,7 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
     case EFFECT_STEALTH_ROCK:
     case EFFECT_STICKY_WEB:
     case EFFECT_TOXIC_SPIKES:
-        if (AI_ShouldSetUpHazards(battlerAtk, battlerDef, aiData));
+        if (AI_ShouldSetUpHazards(battlerAtk, battlerDef, aiData))
         {
             if (gDisableStructs[battlerAtk].isFirstTurn)
                 ADJUST_SCORE(BEST_EFFECT);