diff --git a/osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs b/osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs
index f24e67366a..d6a1ed632b 100644
--- a/osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs
+++ b/osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs
@@ -60,7 +60,7 @@ namespace osu.Game.Rulesets.Catch.Difficulty
             // In 2B beatmaps, it is possible that a normal Fruit is placed in the middle of a JuiceStream.
             foreach (var hitObject in beatmap.HitObjects
                                              .SelectMany(obj => obj is JuiceStream stream ? stream.NestedHitObjects : new[] { obj })
-                                             .OfType<CatchHitObject>()
+                                             .Cast<CatchHitObject>()
                                              .OrderBy(x => x.StartTime))
             {
                 // We want to only consider fruits that contribute to the combo.