diff --git a/src/Paket.Core/UpdateProcess.fs b/src/Paket.Core/UpdateProcess.fs
index de4ae7ccaa..2ca38c87e9 100644
--- a/src/Paket.Core/UpdateProcess.fs
+++ b/src/Paket.Core/UpdateProcess.fs
@@ -104,15 +104,13 @@ let SelectiveUpdate(dependenciesFile : DependenciesFile, updateAll, exclude, for
         else
             LockFile.LoadFrom lockFileName.FullName
 
-    let excludePackages =
+    let requirements =
         match exclude with
-        | Some e -> [e]
+        | Some e -> 
+            oldLockFile.ResolvedPackages
+            |> createPackageRequirements [e]
         | None -> []
 
-    let requirements =
-        oldLockFile.ResolvedPackages
-        |> createPackageRequirements excludePackages
-
     let lockFile = selectiveUpdate (fun d p -> d.Resolve(force, p, requirements)) oldLockFile dependenciesFile updateAll exclude
     lockFile.Save()
     lockFile