diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index f7ed900334..859702751f 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,6 @@
+#### 0.14.3 - 17.11.2014
+* BUGFIX: Accept and normalize versions like 6.0.1302.0-Preview - https://github.com/fsprojects/Paket/issues/364
+
 #### 0.14.2 - 16.11.2014
 * BUGFIX: handling of package dependencies containing string "nuget" - https://github.com/fsprojects/Paket/pull/363
 
diff --git a/src/Paket.Core/SemVer.fs b/src/Paket.Core/SemVer.fs
index eea849fdf0..94aa4355dd 100644
--- a/src/Paket.Core/SemVer.fs
+++ b/src/Paket.Core/SemVer.fs
@@ -50,21 +50,27 @@ type SemVerInfo =
       PreRelease : PreRelease option
       /// The optional build no.
       Build : string
+      /// The optional prerelease build no.
+      PreReleaseBuild : string
       // The original version text
       Original : string option }
     
     member x.Normalize() = 
         let build = 
-            if String.IsNullOrEmpty x.Build |> not then "." + x.Build
+            if String.IsNullOrEmpty x.Build |> not && x.Build <> "0" then "." + x.Build
+            else ""
+            
+        let preReleaseBuild = 
+            if String.IsNullOrEmpty x.PreReleaseBuild |> not  && x.PreReleaseBuild <> "0" then "." + x.PreReleaseBuild
             else ""
             
         let pre = 
-            match x.PreRelease, (String.IsNullOrEmpty x.Build |> not && x.Build <> "0")  with
-            | Some preRelease, _ -> "-" + preRelease.Name + build
-            | None, true -> build
+            match x.PreRelease, (String.IsNullOrEmpty x.PreReleaseBuild |> not)  with
+            | Some preRelease, _ -> "-" + preRelease.Name + preReleaseBuild
+            | None, true -> preReleaseBuild
             | _ -> ""
 
-        sprintf "%d.%d.%d" x.Major x.Minor x.Patch + pre
+        sprintf "%d.%d.%d" x.Major x.Minor x.Patch + build + pre
 
     member x.AsString = x.ToString()
 
@@ -76,8 +82,7 @@ type SemVerInfo =
     override x.Equals(yobj) = 
         match yobj with
         | :? SemVerInfo as y -> 
-            x.Major = y.Major && x.Minor = y.Minor && x.Patch = y.Patch && x.PreRelease = y.PreRelease 
-            && (x.Build = y.Build || (x.Build = "0" && y.Build = "") || (y.Build = "0" && x.Build = ""))
+            x.Major = y.Major && x.Minor = y.Minor && x.Patch = y.Patch && x.PreRelease = y.PreRelease && x.Build = y.Build && x.PreReleaseBuild = y.PreReleaseBuild 
         | _ -> false
     
     override x.GetHashCode() = hash (x.Minor, x.Minor, x.Patch, x.PreRelease, x.Build)
@@ -88,14 +93,18 @@ type SemVerInfo =
                 if x.Major <> y.Major then compare x.Major y.Major
                 else if x.Minor <> y.Minor then compare x.Minor y.Minor
                 else if x.Patch <> y.Patch then compare x.Patch y.Patch
-                else if x.PreRelease = y.PreRelease && x.Build = y.Build then 0
-                else if x.PreRelease.IsNone && not y.PreRelease.IsNone && x.Build = "" then 1
-                else if y.PreRelease.IsNone && not x.PreRelease.IsNone && y.Build = "" then -1
-                else if x.PreRelease <> y.PreRelease then compare x.PreRelease y.PreRelease
                 else if x.Build <> y.Build then 
                     match Int32.TryParse x.Build, Int32.TryParse y.Build with
                     | (true, b1), (true, b2) -> compare b1 b2
                     | _ -> compare x.Build y.Build
+                else if x.PreRelease = y.PreRelease && x.PreReleaseBuild = y.PreReleaseBuild then 0
+                else if x.PreRelease.IsNone && not y.PreRelease.IsNone && x.PreReleaseBuild = "0" then 1
+                else if y.PreRelease.IsNone && not x.PreRelease.IsNone && y.PreReleaseBuild = "0" then -1
+                else if x.PreRelease <> y.PreRelease then compare x.PreRelease y.PreRelease
+                else if x.PreReleaseBuild <> y.PreReleaseBuild then 
+                    match Int32.TryParse x.PreReleaseBuild, Int32.TryParse y.PreReleaseBuild with
+                    | (true, b1), (true, b2) -> compare b1 b2
+                    | _ -> compare x.PreReleaseBuild y.PreReleaseBuild
                 else 0
             | _ -> invalidArg "yobj" "cannot compare values of different types"
 
@@ -111,36 +120,16 @@ module SemVer =
     ///     parse "1.2.3-alpha002" > parse "1.2.3-alpha1"   // true
     ///     parse "1.5.0-beta.2"   > parse "1.5.0-rc.1"     // false
     let Parse(version : string) = 
-        let splitted = version.Split '.'
+        let dashSplitted = version.Split '-'
+        let splitted = dashSplitted.[0].Split '.'
         let l = splitted.Length
-        
-        let patch, preRelease = 
-            match l with
-            | 0 -> 0, ""
-            | 1 ->
-                let splitted' = splitted.[0].Split '-'
-                0, 
-                if splitted'.Length > 1 then splitted'.[1]
-                else ""
-            | 2 ->
-                let splitted' = splitted.[1].Split '-'
-                0, 
-                if splitted'.Length > 1 then splitted'.[1]
-                else ""
-            | _ ->
-                let splitted' = splitted.[2].Split '-'
-                Int32.Parse splitted'.[0], 
-                if splitted'.Length > 1 then splitted'.[1]
-                else ""
-        { Major = 
-              if l > 0 then Int32.Parse (splitted.[0].Split('-').[0])
-              else 0
-          Minor = 
-              if l > 1 then Int32.Parse (splitted.[1].Split('-').[0])
-              else 0
-          Patch = patch
-          PreRelease = PreRelease.TryParse preRelease
-          Build = 
-              if l > 3 then splitted.[3]
-              else String.Empty
+            
+        let prereleaseBuild = if dashSplitted.Length > 1 && dashSplitted.[1].Split('.').Length > 1 then dashSplitted.[1].Split('.').[1] else "0"
+
+        { Major = if l > 0 then Int32.Parse(splitted.[0]) else 0
+          Minor = if l > 1 then Int32.Parse(splitted.[1]) else 0
+          Patch = if l > 2 then Int32.Parse(splitted.[2]) else 0
+          PreRelease = PreRelease.TryParse(if dashSplitted.Length > 1 then dashSplitted.[1].Split('.').[0] else String.Empty)
+          Build = if l > 3 then splitted.[3] else "0"
+          PreReleaseBuild = prereleaseBuild
           Original = Some version }
\ No newline at end of file
diff --git a/src/Paket/Paket.fsproj b/src/Paket/Paket.fsproj
index 1d5bb0668e..7b62adecc3 100644
--- a/src/Paket/Paket.fsproj
+++ b/src/Paket/Paket.fsproj
@@ -31,7 +31,7 @@
     <StartProgram>paket.exe</StartProgram>
     <StartWorkingDirectory>
     </StartWorkingDirectory>
-    <StartWorkingDirectory>D:\code\paket</StartWorkingDirectory>
+    <StartWorkingDirectory>D:\code\PaketKopie</StartWorkingDirectory>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
diff --git a/tests/Paket.Tests/SemVerSpecs.fs b/tests/Paket.Tests/SemVerSpecs.fs
index 1eabbec590..7be5c46a90 100644
--- a/tests/Paket.Tests/SemVerSpecs.fs
+++ b/tests/Paket.Tests/SemVerSpecs.fs
@@ -14,6 +14,16 @@ let ``can parse semver strings and print the result``() =
     (SemVer.Parse "1.0.0-alpha.beta").ToString() |> shouldEqual "1.0.0-alpha.beta"
     (SemVer.Parse "1.0.0-rc.1").ToString() |> shouldEqual "1.0.0-rc.1"
     (SemVer.Parse "1.2.3-foo").ToString() |> shouldEqual "1.2.3-foo"
+    (SemVer.Parse "6.0.1302.0-Preview").PreRelease |> shouldEqual (PreRelease.TryParse "Preview")
+    (SemVer.Parse "1.2.3").ToString() |> shouldEqual "1.2.3"
+    (SemVer.Parse "1.2.3.0").ToString() |> shouldEqual "1.2.3.0"
+    (SemVer.Parse "1.2.3.0").Patch |> shouldEqual 3
+    (SemVer.Parse "1.2.3").Patch |> shouldEqual 3
+    (SemVer.Parse "1.2.3.0").Build |> shouldEqual "0"
+    (SemVer.Parse "1.2.3").Build |> shouldEqual "0"
+    (SemVer.Parse "3.1.1.1").Build |> shouldEqual "1"
+    (SemVer.Parse "1.0.0-rc.3").PreReleaseBuild |> shouldEqual "3"
+    (SemVer.Parse "1.0.0-rc.1").PreReleaseBuild |> shouldEqual "1"
 
 [<Test>]
 let ``can parse semver strings``() = 
@@ -24,7 +34,7 @@ let ``can parse semver strings``() =
     semVer.PreRelease |> shouldEqual (Some { Origin = "alpha"
                                              Name = "alpha"
                                              Number = None })
-    semVer.Build |> shouldEqual "beta"
+    semVer.PreReleaseBuild |> shouldEqual "beta"
 
 [<Test>]
 let ``can compare semvers``() =
@@ -69,6 +79,7 @@ let ``can parse FSharp.Data versions``() =
 let ``can normalize versions``() =
     (SemVer.Parse "2.3") |> shouldEqual (SemVer.Parse "2.3.0")
     (SemVer.Parse "2.3").Normalize() |> shouldEqual ((SemVer.Parse "2.3.0").ToString())
+    (SemVer.Parse "3.1.1.1").Normalize() |> shouldEqual "3.1.1.1"
     (SemVer.Parse "3.1.1.1").Normalize() |> shouldEqual ((SemVer.Parse "3.1.1.1").ToString())
     (SemVer.Parse "1.2.3").Normalize() |> shouldEqual ((SemVer.Parse "1.2.3").ToString())
     (SemVer.Parse "1.0.0-rc.3").Normalize() |> shouldEqual ((SemVer.Parse "1.0.0-rc.3").ToString())
@@ -78,4 +89,9 @@ let ``can normalize versions``() =
 
 [<Test>]
 let ``can normalize build zeros``() =
-    (SemVer.Parse "2.0.30506.0").Normalize() |> shouldEqual ((SemVer.Parse "2.0.30506").ToString())
\ No newline at end of file
+    (SemVer.Parse "2.0.30506.0").Normalize() |> shouldEqual ((SemVer.Parse "2.0.30506").ToString())
+
+
+[<Test>]
+let ``can normalize build zeros in prerelease``() =
+    (SemVer.Parse "6.0.1302.0-Preview").Normalize() |> shouldEqual "6.0.1302-Preview"