diff --git a/ide/exttooldialog.pas b/ide/exttooldialog.pas
index cf2008d1a3..14b3104581 100644
--- a/ide/exttooldialog.pas
+++ b/ide/exttooldialog.pas
@@ -356,8 +356,6 @@ begin
   try
     try
       CheckIfFileIsExecutable(Filename);
-      if pos(' ',Filename)>0 then
-        Filename:='"'+Filename+'"';
       TheProcess := TOutputFilterProcess.Create(nil);
       TheProcess.Executable := FileName;
       SplitCmdLineParams(Params,TheProcess.Parameters);