diff --git a/osu.Game/Rulesets/Mods/ModHardRock.cs b/osu.Game/Rulesets/Mods/ModHardRock.cs
index 1629945c87..6379be9bfc 100644
--- a/osu.Game/Rulesets/Mods/ModHardRock.cs
+++ b/osu.Game/Rulesets/Mods/ModHardRock.cs
@@ -19,7 +19,7 @@ namespace osu.Game.Rulesets.Mods
         public void ApplyToDifficulty(BeatmapDifficulty difficulty)
         {
             const float ratio = 1.4f;
-            difficulty.CircleSize *= 1.3f; // CS uses a custom 1.3 ratio.
+            difficulty.CircleSize = Math.Min(difficulty.CircleSize * 1.3f, 10.0f); // CS uses a custom 1.3 ratio.
             difficulty.ApproachRate = Math.Min(difficulty.ApproachRate * ratio, 10.0f);
             difficulty.DrainRate = Math.Min(difficulty.DrainRate * ratio, 10.0f);
             difficulty.OverallDifficulty = Math.Min(difficulty.OverallDifficulty * ratio, 10.0f);