diff --git a/src/app/FakeLib/NuGet/NugetHelper.fs b/src/app/FakeLib/NuGet/NugetHelper.fs
index 5f81ad0d540..a3746043329 100644
--- a/src/app/FakeLib/NuGet/NugetHelper.fs
+++ b/src/app/FakeLib/NuGet/NugetHelper.fs
@@ -109,7 +109,7 @@ let GetPackageVersion deploymentsDir package =
         if Directory.Exists deploymentsDir |> not then 
             failwithf "Package %s was not found, because the deployment directory %s doesn't exist." package deploymentsDir
         let version = 
-            let dirs = Directory.GetDirectories(deploymentsDir, sprintf "%s*" package)
+            let dirs = Directory.GetDirectories(deploymentsDir, sprintf "%s.*" package)
             if Seq.isEmpty dirs then failwithf "Package %s was not found." package
             let folder = Seq.head dirs 
             let index = folder.LastIndexOf package + package.Length + 1