diff --git a/src/app/FAKE/CommandlineParams.fs b/src/app/FAKE/CommandlineParams.fs
index 85ea53be5ac..dffaee33860 100644
--- a/src/app/FAKE/CommandlineParams.fs
+++ b/src/app/FAKE/CommandlineParams.fs
@@ -6,11 +6,14 @@ let printAllParams() = printfn "FAKE.exe [buildScript] [Target] Variable1=Value1
 
 let parseArgs cmdArgs = 
     let splitter = [| '=' |]
+    let split (arg:string) = 
+      let pos = arg.IndexOfAny splitter 
+      [| arg.Substring(0, pos); arg.Substring(pos + 1, arg.Length - pos - 1) |]
     cmdArgs
     |> Seq.skip 1
     |> Seq.mapi (fun (i : int) (arg : string) -> 
            if arg.Contains "=" then 
-               let s = arg.Split splitter
+               let s = split arg
                if s.[0] = "logfile" then addXmlListener s.[1]
                s.[0], s.[1]
            else if i = 0 then "target", arg