diff --git a/src/OpenTK.GLControl/OpenTK.GLControl.csproj b/src/OpenTK.GLControl/OpenTK.GLControl.csproj
index 0ac141a4..42201041 100644
--- a/src/OpenTK.GLControl/OpenTK.GLControl.csproj
+++ b/src/OpenTK.GLControl/OpenTK.GLControl.csproj
@@ -14,7 +14,7 @@
     <DefaultHTMLPageLayout>Grid</DefaultHTMLPageLayout>
     <DefaultTargetSchema>IE50</DefaultTargetSchema>
     <DelaySign>false</DelaySign>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>
     </AppDesignerFolder>