diff --git a/Reactor.OxygenFilter.MSBuild/Context.cs b/Reactor.OxygenFilter.MSBuild/Context.cs
index b3bc47b..c2eaa7d 100644
--- a/Reactor.OxygenFilter.MSBuild/Context.cs
+++ b/Reactor.OxygenFilter.MSBuild/Context.cs
@@ -7,7 +7,8 @@ namespace Reactor.OxygenFilter.MSBuild
 {
     public static class Context
     {
-        public static string DataPath { get; } = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), ".reactor");
+        // Path#Combine is borken on visual studio
+        public static string DataPath { get; } = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + Path.DirectorySeparatorChar + ".reactor";
         public static string TempPath { get; } = Path.Combine(DataPath, "temp");
 
         public static string ComputeHash(FileInfo file)
diff --git a/Reactor.OxygenFilter.MSBuild/LoadMappings.cs b/Reactor.OxygenFilter.MSBuild/LoadMappings.cs
index 96fee98..3415bc1 100644
--- a/Reactor.OxygenFilter.MSBuild/LoadMappings.cs
+++ b/Reactor.OxygenFilter.MSBuild/LoadMappings.cs
@@ -1,3 +1,4 @@
+using System;
 using System.IO;
 using System.Net.Http;
 using Microsoft.Build.Framework;
@@ -23,8 +24,13 @@ namespace Reactor.OxygenFilter.MSBuild
                 return true;
             }
 
-            Directory.CreateDirectory(Context.TempPath);
-            var file = Path.Combine(Context.TempPath, Mappings.Replace("/", "_") + $"-{TargetGamePlatform.ToLower()}" + ".json");
+            var split = Mappings.Split(':');
+            var repo = split[0];
+            var version = split[1];
+
+            var directory = Path.Combine(Context.TempPath, repo.Replace("/", "_"), version);
+            Directory.CreateDirectory(directory);
+            var file = Path.Combine(directory, $"{TargetGamePlatform.ToLower()}.json");
 
             if (File.Exists(file))
             {
@@ -32,15 +38,19 @@ namespace Reactor.OxygenFilter.MSBuild
                 return true;
             }
 
-            var split = Mappings.Split(':');
-            var repo = split[0];
-            var version = split[1];
-
             var httpClient = new HttpClient();
             var json = httpClient.GetStringAsync($"https://github.com/{repo}/releases/download/{version}/{TargetGamePlatform.ToLower()}.json").GetAwaiter().GetResult();
 
             MappingsJson = json;
-            File.WriteAllText(file, json);
+
+            try
+            {
+                File.WriteAllText(file, json);
+            }
+            catch (Exception e)
+            {
+                Log.LogWarning("Failed to cache " + file + "\n" + e);
+            }
 
             return true;
         }
diff --git a/Reactor.OxygenFilter.MSBuild/Reactor.OxygenFilter.MSBuild.csproj b/Reactor.OxygenFilter.MSBuild/Reactor.OxygenFilter.MSBuild.csproj
index b5a996d..78a971c 100644
--- a/Reactor.OxygenFilter.MSBuild/Reactor.OxygenFilter.MSBuild.csproj
+++ b/Reactor.OxygenFilter.MSBuild/Reactor.OxygenFilter.MSBuild.csproj
@@ -4,7 +4,7 @@
         <LangVersion>latest</LangVersion>
         <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
 
-        <Version>0.1.1</Version>
+        <Version>0.1.2</Version>
         <RepositoryType>git</RepositoryType>
         <RepositoryUrl>https://github.com/NuclearPowered/Reactor.OxygenFilter</RepositoryUrl>
         <PackageLicenseExpression>LGPL-3.0-or-later</PackageLicenseExpression>
@@ -31,7 +31,7 @@
 
     <Target Name="PackTaskDependencies" BeforeTargets="GenerateNuspec">
         <ItemGroup>
-            <_PackageFiles Include="bin\$(Configuration)\*\Reactor.OxygenFilter.dll;bin\$(Configuration)\*\Newtonsoft.Json.dll;bin\$(Configuration)\*\Il2CppDumper.dll;bin\$(Configuration)\*\AssemblyUnhollower.dll;bin\$(Configuration)\*\Unhollower*Lib.dll;bin\$(Configuration)\*\Iced.dll;bin\$(Configuration)\*\Mono.*.dll">
+            <_PackageFiles Include="bin\$(Configuration)\*\Reactor.OxygenFilter.dll;bin\$(Configuration)\*\Newtonsoft.Json.dll;bin\$(Configuration)\*\Il2CppDumper.dll;bin\$(Configuration)\*\AssemblyUnhollower.*;bin\$(Configuration)\*\Unhollower*Lib.dll;bin\$(Configuration)\*\Iced.dll;bin\$(Configuration)\*\Mono.*.dll">
                 <PackagePath>lib%(RecursiveDir)</PackagePath>
                 <Visible>false</Visible>
                 <BuildAction>Content</BuildAction>