diff --git a/osu.Game/Database/ArchiveModelManager.cs b/osu.Game/Database/ArchiveModelManager.cs
index b947056ebd..8bdc804311 100644
--- a/osu.Game/Database/ArchiveModelManager.cs
+++ b/osu.Game/Database/ArchiveModelManager.cs
@@ -593,7 +593,7 @@ namespace osu.Game.Database
             var fileInfos = new List<TFileModel>();
 
             string prefix = reader.Filenames.GetCommonPrefix();
-            if (!(prefix.EndsWith("/", StringComparison.Ordinal) || prefix.EndsWith("\\", StringComparison.Ordinal)))
+            if (!(prefix.EndsWith('/') || prefix.EndsWith('\\')))
                 prefix = string.Empty;
 
             // import files to manager
diff --git a/osu.Game/OsuGame.cs b/osu.Game/OsuGame.cs
index 56cced9c04..a0ddab702e 100644
--- a/osu.Game/OsuGame.cs
+++ b/osu.Game/OsuGame.cs
@@ -181,7 +181,7 @@ namespace osu.Game
 
             if (args?.Length > 0)
             {
-                var paths = args.Where(a => !a.StartsWith(@"-", StringComparison.Ordinal)).ToArray();
+                var paths = args.Where(a => !a.StartsWith('-')).ToArray();
                 if (paths.Length > 0)
                     Task.Run(() => Import(paths));
             }
@@ -289,7 +289,7 @@ namespace osu.Game
 
         public void OpenUrlExternally(string url) => waitForReady(() => externalLinkOpener, _ =>
         {
-            if (url.StartsWith("/", StringComparison.Ordinal))
+            if (url.StartsWith('/'))
                 url = $"{API.Endpoint}{url}";
 
             externalLinkOpener.OpenUrlExternally(url);
diff --git a/osu.Game/Screens/Select/FilterQueryParser.cs b/osu.Game/Screens/Select/FilterQueryParser.cs
index fa2beb2652..4b6b3be45c 100644
--- a/osu.Game/Screens/Select/FilterQueryParser.cs
+++ b/osu.Game/Screens/Select/FilterQueryParser.cs
@@ -80,9 +80,9 @@ namespace osu.Game.Screens.Select
 
         private static int getLengthScale(string value) =>
             value.EndsWith("ms", StringComparison.Ordinal) ? 1 :
-            value.EndsWith("s", StringComparison.Ordinal) ? 1000 :
-            value.EndsWith("m", StringComparison.Ordinal) ? 60000 :
-            value.EndsWith("h", StringComparison.Ordinal) ? 3600000 : 1000;
+            value.EndsWith('s') ? 1000 :
+            value.EndsWith('m') ? 60000 :
+            value.EndsWith('h') ? 3600000 : 1000;
 
         private static bool parseFloatWithPoint(string value, out float result) =>
             float.TryParse(value, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out result);