diff --git a/thirdparty/UnixSupport/UnixSupport.csproj b/thirdparty/UnixSupport/UnixSupport.csproj
index 66f10790c..04faad067 100644
--- a/thirdparty/UnixSupport/UnixSupport.csproj
+++ b/thirdparty/UnixSupport/UnixSupport.csproj
@@ -9,7 +9,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>UnixSupport</RootNamespace>
     <AssemblyName>UnixSupport</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>Duplicati.snk</AssemblyOriginatorKeyFile>
     <ReleaseVersion>1.0</ReleaseVersion>
diff --git a/thirdparty/UnixSupport/UnixSupport.dll b/thirdparty/UnixSupport/UnixSupport.dll
index da54cd4de..3c1fc9a21 100755
Binary files a/thirdparty/UnixSupport/UnixSupport.dll and b/thirdparty/UnixSupport/UnixSupport.dll differ