diff --git a/NzbDrone/NzbDrone.csproj b/NzbDrone/NzbDrone.csproj
index 2a7a77c436..ffc9036db8 100644
--- a/NzbDrone/NzbDrone.csproj
+++ b/NzbDrone/NzbDrone.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>NzbDrone</RootNamespace>
     <AssemblyName>NzbDrone</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
   </PropertyGroup>
diff --git a/NzbDrone/app.config b/NzbDrone/app.config
index 28453bdf41..016b133a6f 100644
--- a/NzbDrone/app.config
+++ b/NzbDrone/app.config
@@ -2,7 +2,7 @@
 <configuration>
   <startup>
     
-  <supportedRuntime version="v2.0.50727"/></startup>
+  <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup>
   <connectionStrings>
       <add name="sqlite" connectionString="Data Source=filename;Version=3;"/>
     </connectionStrings>