diff --git a/osu.Desktop/OsuGameDesktop.cs b/osu.Desktop/OsuGameDesktop.cs
index e2a06d7877..f9c932b260 100644
--- a/osu.Desktop/OsuGameDesktop.cs
+++ b/osu.Desktop/OsuGameDesktop.cs
@@ -5,6 +5,7 @@ using System;
 using System.IO;
 using System.Linq;
 using System.Reflection;
+using System.Runtime.Versioning;
 using System.Threading.Tasks;
 using Microsoft.Win32;
 using osu.Desktop.Overlays;
@@ -56,19 +57,12 @@ namespace osu.Desktop
 
             string stableInstallPath;
 
-            try
+            if (OperatingSystem.IsWindows())
             {
-#pragma warning disable CA1416 // Validate platform compatibility
-                using (RegistryKey key = Registry.ClassesRoot.OpenSubKey("osu"))
-                    stableInstallPath = key?.OpenSubKey(@"shell\open\command")?.GetValue(string.Empty).ToString()?.Split('"')[1].Replace("osu!.exe", "");
-#pragma warning restore CA1416 // Validate platform compatibility
-
+                stableInstallPath = getStableInstallPathFromRegistry();
                 if (checkExists(stableInstallPath))
                     return stableInstallPath;
             }
-            catch
-            {
-            }
 
             stableInstallPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"osu!");
             if (checkExists(stableInstallPath))
@@ -81,6 +75,13 @@ namespace osu.Desktop
             return null;
         }
 
+        [SupportedOSPlatform("windows")]
+        private string getStableInstallPathFromRegistry()
+        {
+            using (RegistryKey key = Registry.ClassesRoot.OpenSubKey("osu"))
+                return key?.OpenSubKey(@"shell\open\command")?.GetValue(string.Empty).ToString()?.Split('"')[1].Replace("osu!.exe", "");
+        }
+
         protected override UpdateManager CreateUpdateManager()
         {
             switch (RuntimeInfo.OS)