diff --git a/Tanji.Infrastructure/Configuration/PlatformPaths.cs b/Tanji.Infrastructure/Configuration/PlatformPaths.cs
index e80ad0d..bfe20e4 100644
--- a/Tanji.Infrastructure/Configuration/PlatformPaths.cs
+++ b/Tanji.Infrastructure/Configuration/PlatformPaths.cs
@@ -9,4 +9,5 @@ public readonly record struct PlatformPaths
     public readonly string RootPath { get; init; }
     public required string ClientPath { get; init; }
     public required string ExecutablePath { get; init; }
+    public required Int32 Version { get; init; }
 }
\ No newline at end of file
diff --git a/Tanji.Infrastructure/Configuration/PostConfigureTanjiOptions.cs b/Tanji.Infrastructure/Configuration/PostConfigureTanjiOptions.cs
index 3bb388e..665d3bf 100644
--- a/Tanji.Infrastructure/Configuration/PostConfigureTanjiOptions.cs
+++ b/Tanji.Infrastructure/Configuration/PostConfigureTanjiOptions.cs
@@ -6,6 +6,7 @@
 using Tanji.Infrastructure.Json;
 
 using Microsoft.Extensions.Options;
+using System.Diagnostics;
 
 namespace Tanji.Infrastructure.Configuration;
 
@@ -30,13 +31,25 @@ public void PostConfigure(string? name, TanjiOptions options)
 
         foreach (Installation installation in options.Versions.Installations)
         {
+            if (platformPaths.ContainsKey(installation.Platform))
+            {
+                if(platformPaths[installation.Platform].Version < int.Parse(installation.Version))
+                {
+                    platformPaths.Remove(installation.Platform);
+                }
+                else
+                {
+                    continue;
+                }
+            }
+
             platformPaths.Add(installation.Platform, new PlatformPaths
             {
                 Platform = installation.Platform,
-
                 RootPath = installation.Path,
                 ClientPath = Path.Combine(installation.Path, PlatformConverter.ToClientName(installation.Platform)),
-                ExecutablePath = Path.Combine(installation.Path, PlatformConverter.ToExecutableName(installation.Platform))
+                ExecutablePath = Path.Combine(installation.Path, PlatformConverter.ToExecutableName(installation.Platform)),
+                Version = int.Parse(installation.Version)
             });
         }
     }