diff --git a/dopt.TOM/Plugin.cs b/dopt.TOM/Plugin.cs
index 244a63a..4d742f7 100644
--- a/dopt.TOM/Plugin.cs
+++ b/dopt.TOM/Plugin.cs
@@ -15,39 +15,22 @@ namespace dopt.TOM
         protected dynamic tomWrapperPipelines;
         public Plugin(string runtimePath) : base(SharpPython.PyOptimLevels.O, threaded: false, runtimePath: runtimePath, verbose: true) 
         {
-            Environment.SetEnvironmentVariable("LANG_MAIN_BASE_FOLDERNAME", langMainBaseFolderName, EnvironmentVariableTarget.Process);
-            Environment.SetEnvironmentVariable("LANG_MAIN_STOP_SEARCH_FOLDERNAME", langMainStopSearchFolderName, EnvironmentVariableTarget.Process);
-            Environment.SetEnvironmentVariable("DOPT_TOM_PLUGIN_LIBRARY_USAGE", doptTOMPluginLibraryUsage, EnvironmentVariableTarget.Process);
             base.Initialise();
             using (Py.GIL())
             {
+                dynamic os = Py.Import("os");
+                os.putenv("LANG_MAIN_BASE_FOLDERNAME", langMainBaseFolderName);
+                os.putenv("LANG_MAIN_STOP_SEARCH_FOLDERNAME", langMainStopSearchFolderName);
+                os.putenv("DOPT_TOM_PLUGIN_LIBRARY_USAGE", doptTOMPluginLibraryUsage);
                 tomWrapperPipelines = Py.Import("tom_plugin.pipeline");
             }
         }
-        //private void Run() // for testing purposes
-        //{
-        //    if (!_initialised) Initialise();
-
-        //    using (Py.GIL())
-        //    {
-        //        dynamic np = Py.Import("numpy");
-        //        Console.WriteLine(np.cos(np.pi * 2));
-        //        dynamic rand = Py.Import("random");
-        //        Console.WriteLine(rand.randint(1, 2));
-        //        dynamic pathlib = Py.Import("pathlib");
-        //        dynamic ret = pathlib.Path.cwd();
-        //        Console.WriteLine(ret);
-        //    }
-
-        //    Finalise();
-        //}
         public void RunOnCSV(string identifier, string filename)
         {
             AssertNotDisposed();
             using (Py.GIL())
             {
-                dynamic tomWrapperPipeline = Py.Import("tom_plugin.pipeline");
-                tomWrapperPipeline.run_on_csv_data(identifier, filename);
+                tomWrapperPipelines.run_on_csv_data(identifier, filename);
             }
         }
     }
diff --git a/dopt.TOM/dopt.TOM.csproj b/dopt.TOM/dopt.TOM.csproj
index ac1767d..032b78b 100644
--- a/dopt.TOM/dopt.TOM.csproj
+++ b/dopt.TOM/dopt.TOM.csproj
@@ -3,12 +3,12 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <PlatformTarget>x64</PlatformTarget>
-    <Version>0.1.1-beta1</Version>
+    <Version>0.1.2</Version>
     <Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="dopt.SharpPython" Version="0.4.2" />
+    <PackageReference Include="dopt.SharpPython" Version="0.4.3" />
   </ItemGroup>
 
 </Project>