diff --git a/lib/csharp/test/Multiplex/Client/MultiplexClient.csproj b/lib/csharp/test/Multiplex/Client/MultiplexClient.csproj
index ff78723..6221e14 100644
--- a/lib/csharp/test/Multiplex/Client/MultiplexClient.csproj
+++ b/lib/csharp/test/Multiplex/Client/MultiplexClient.csproj
@@ -28,7 +28,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>MultiplexClient</RootNamespace>
     <AssemblyName>MultiplexClient</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <IsWebBootstrapper>false</IsWebBootstrapper>
     <FileUpgradeFlags>
diff --git a/lib/csharp/test/Multiplex/Server/MultiplexServer.csproj b/lib/csharp/test/Multiplex/Server/MultiplexServer.csproj
index 6a8177e..dc1d123 100644
--- a/lib/csharp/test/Multiplex/Server/MultiplexServer.csproj
+++ b/lib/csharp/test/Multiplex/Server/MultiplexServer.csproj
@@ -28,7 +28,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>MultiplexServer</RootNamespace>
     <AssemblyName>MultiplexServer</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <IsWebBootstrapper>false</IsWebBootstrapper>
     <FileUpgradeFlags>
diff --git a/lib/csharp/test/ThriftTest/TestClient.cs b/lib/csharp/test/ThriftTest/TestClient.cs
index b54d09d..ec0696a 100644
--- a/lib/csharp/test/ThriftTest/TestClient.cs
+++ b/lib/csharp/test/ThriftTest/TestClient.cs
@@ -185,14 +185,14 @@
 
             // linear distribution, unless random is requested
             if (!randomDist) {
-                for (var i = 0; i < initLen; ++i) {
+                for (var i = 0; i < initLen; ++i) { 
                     retval[i] = (byte)i;
                 }
                 return retval;
             }
 
             // random distribution
-            for (var i = 0; i < initLen; ++i) {
+            for (var i = 0; i < initLen; ++i) { 
                 retval[i] = (byte)0;
             }
             var rnd = new Random();
@@ -270,13 +270,13 @@
                     if (binIn[ofs] != binOut[ofs])
                         throw new Exception("testBinary: content mismatch at offset " + ofs.ToString());
             }
-            catch (Thrift.TApplicationException e)
+            catch (Thrift.TApplicationException e) 
             {
                 Console.Write("testBinary(" + BytesToHex(binOut) + "): "+e.Message);
             }
 
             // binary equals? only with hashcode option enabled ...
-            if( typeof(CrazyNesting).GetMethod("Equals").DeclaringType == typeof(CrazyNesting))
+            if( typeof(CrazyNesting).GetMethod("Equals").DeclaringType == typeof(CrazyNesting)) 
             {
                 CrazyNesting one = new CrazyNesting();
                 CrazyNesting two = new CrazyNesting();
diff --git a/lib/csharp/test/ThriftTest/ThriftTest.csproj b/lib/csharp/test/ThriftTest/ThriftTest.csproj
index 5f9f151..d671997 100644
--- a/lib/csharp/test/ThriftTest/ThriftTest.csproj
+++ b/lib/csharp/test/ThriftTest/ThriftTest.csproj
@@ -28,7 +28,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>ThriftTest</RootNamespace>
     <AssemblyName>ThriftTest</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <IsWebBootstrapper>false</IsWebBootstrapper>
     <FileUpgradeFlags>
@@ -136,6 +136,6 @@
 for %25%25I in ("%25OUTPUT_DIR%25") do set SHORT_DIR=%25%25~fsI
 for %25%25I in ("%25THRIFT_FILE%25") do set THRIFT_SHORT=%25%25~fsI
 "$(ProjectDir)\..\..\..\..\compiler\cpp\thrift.exe" --gen csharp -o %25SHORT_DIR%25 %25THRIFT_SHORT%25
-"$(MSBuildToolsPath)\Csc.exe" /t:library /out:"$(ProjectDir)ThriftImpl.dll" /recurse:"$(ProjectDir)gen-csharp"\* /reference:"$(ProjectDir)..\..\src\bin\Debug\Thrift.dll"</PreBuildEvent>
+$(MSBuildToolsPath)\Csc.exe /t:library /out:"$(ProjectDir)ThriftImpl.dll" /recurse:"$(ProjectDir)gen-csharp"\* /reference:"$(ProjectDir)..\..\src\bin\Debug\Thrift.dll"</PreBuildEvent>
   </PropertyGroup>
 </Project>
\ No newline at end of file