diff --git a/osu.Game.Tests/Beatmaps/Formats/LegacyScoreDecoderTest.cs b/osu.Game.Tests/Beatmaps/Formats/LegacyScoreDecoderTest.cs
index 3759bfd034..070ade4ad9 100644
--- a/osu.Game.Tests/Beatmaps/Formats/LegacyScoreDecoderTest.cs
+++ b/osu.Game.Tests/Beatmaps/Formats/LegacyScoreDecoderTest.cs
@@ -19,7 +19,7 @@ using osu.Game.Replays;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Catch;
 using osu.Game.Rulesets.Mania;
-using osu.Game.Rulesets.Mania.Mods;
+using osu.Game.Rulesets.Mania.Replays;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Osu.Mods;
@@ -65,14 +65,13 @@ namespace osu.Game.Tests.Beatmaps.Formats
                 Assert.AreEqual(829_931, score.ScoreInfo.LegacyTotalScore);
                 Assert.AreEqual(3, score.ScoreInfo.MaxCombo);
 
-                Assert.IsTrue(score.ScoreInfo.Mods.Any(m => m is ManiaModClassic));
-                Assert.IsTrue(score.ScoreInfo.APIMods.Any(m => m.Acronym == "CL"));
-                Assert.IsTrue(score.ScoreInfo.ModsJson.Contains("CL"));
+                Assert.That(score.ScoreInfo.APIMods.Select(m => m.Acronym), Is.EquivalentTo(new[] { "CL", "9K", "DS" }));
 
                 Assert.That((2 * 300d + 1 * 200) / (3 * 305d), Is.EqualTo(score.ScoreInfo.Accuracy).Within(0.0001));
                 Assert.AreEqual(ScoreRank.B, score.ScoreInfo.Rank);
 
-                Assert.That(score.Replay.Frames, Is.Not.Empty);
+                Assert.That(score.Replay.Frames, Has.One.Matches<ManiaReplayFrame>(frame =>
+                    frame.Time == 414 && frame.Actions.SequenceEqual(new[] { ManiaAction.Key1, ManiaAction.Key16 })));
             }
         }
 
diff --git a/osu.Game.Tests/Resources/Replays/mania-replay.osr b/osu.Game.Tests/Resources/Replays/mania-replay.osr
index da1a7bdd28..ad55a5a318 100644
Binary files a/osu.Game.Tests/Resources/Replays/mania-replay.osr and b/osu.Game.Tests/Resources/Replays/mania-replay.osr differ
diff --git a/osu.Game/Scoring/Legacy/LegacyScoreDecoder.cs b/osu.Game/Scoring/Legacy/LegacyScoreDecoder.cs
index ba1fdd6adf..6ad118547b 100644
--- a/osu.Game/Scoring/Legacy/LegacyScoreDecoder.cs
+++ b/osu.Game/Scoring/Legacy/LegacyScoreDecoder.cs
@@ -280,8 +280,11 @@ namespace osu.Game.Scoring.Legacy
                     continue;
                 }
 
+                // In mania, mouseX encodes the pressed keys in the lower 20 bits
+                int mouseXParseLimit = currentRuleset.RulesetInfo.OnlineID == 3 ? (1 << 20) - 1 : Parsing.MAX_COORDINATE_VALUE;
+
                 float diff = Parsing.ParseFloat(split[0]);
-                float mouseX = Parsing.ParseFloat(split[1], Parsing.MAX_COORDINATE_VALUE);
+                float mouseX = Parsing.ParseFloat(split[1], mouseXParseLimit);
                 float mouseY = Parsing.ParseFloat(split[2], Parsing.MAX_COORDINATE_VALUE);
 
                 lastTime += diff;