diff --git a/src/Gui/Document.cpp b/src/Gui/Document.cpp
index 6db42bad4..015c79239 100644
--- a/src/Gui/Document.cpp
+++ b/src/Gui/Document.cpp
@@ -582,7 +582,7 @@ bool Document::saveAs(void)
 
         // save as new file name
         Gui::WaitCursor wc;
-        Command::doCommand(Command::Doc,"App.getDocument(\"%s\").saveAs('%s')"
+        Command::doCommand(Command::Doc,"App.getDocument(\"%s\").saveAs(\"%s\")"
                                        , DocName, (const char*)fn.toUtf8());
         setModified(false);