diff --git a/osu.Game.Rulesets.Osu/Difficulty/OsuPerformanceCalculator.cs b/osu.Game.Rulesets.Osu/Difficulty/OsuPerformanceCalculator.cs
index dc2113ed40..a5c2fa09c0 100644
--- a/osu.Game.Rulesets.Osu/Difficulty/OsuPerformanceCalculator.cs
+++ b/osu.Game.Rulesets.Osu/Difficulty/OsuPerformanceCalculator.cs
@@ -35,7 +35,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty
         {
             var osuAttributes = (OsuDifficultyAttributes)attributes;
 
-            usingClassicSliderAccuracy = !(score.Mods.OfType<OsuModClassic>().All(m => !m.NoSliderHeadAccuracy.Value));
+            usingClassicSliderAccuracy = score.Mods.OfType<OsuModClassic>().Any(m => m.NoSliderHeadAccuracy.Value);
 
             accuracy = score.Accuracy;
             scoreMaxCombo = score.MaxCombo;