diff --git a/src/Paket.Core/FrameworkHandling.fs b/src/Paket.Core/FrameworkHandling.fs
index 2f933f2871..cee9a17073 100644
--- a/src/Paket.Core/FrameworkHandling.fs
+++ b/src/Paket.Core/FrameworkHandling.fs
@@ -98,7 +98,8 @@ module KnownAliases =
          ".netportable", "portable"
          "netportable", "portable"
          "0.0", ""
-         ".", "" ]
+         ".", ""
+         " ", "" ]
         |> List.map (fun (p,r) -> p.ToLower(),r.ToLower())
 
 
diff --git a/tests/Paket.Tests/ProjectFile/ConditionSpecs.fs b/tests/Paket.Tests/ProjectFile/ConditionSpecs.fs
index 847adca8ae..692588feee 100644
--- a/tests/Paket.Tests/ProjectFile/ConditionSpecs.fs
+++ b/tests/Paket.Tests/ProjectFile/ConditionSpecs.fs
@@ -66,6 +66,10 @@ let ``should detect net45-full``() =
 let ``should detect net``() =
     FrameworkDetection.DetectFromPath(@"..\packages\RhinoMocks\lib\net\Rhino.Mocks.dll")|> element |> shouldEqual (DotNetFramework(FrameworkVersion.V2))
 
+[<Test>]
+let ``should detect with spaces``() =
+    FrameworkDetection.DetectFromPath(@"..\packages\FSharpx.Core\lib\.NetFramework 3.5\FSharp.Core.dll")|> element |> shouldEqual (DotNetFramework(FrameworkVersion.V3_5))
+
 [<Test>]
 let ``should detect 35, 40 and 45``() =
     FrameworkDetection.DetectFromPath(@"..\packages\FSharpx.Core\lib\35\FSharp.Core.dll")|> element |> shouldEqual (DotNetFramework(FrameworkVersion.V3_5))