--- a/src/eric7/QScintilla/Editor.py	Sun Jun 09 17:23:54 2024 +0200
+++ b/src/eric7/QScintilla/Editor.py	Mon Jun 10 10:19:08 2024 +0200
@@ -3702,7 +3702,7 @@
                     txt,
                     self.encoding,
                     forcedEncoding=editorConfigEncoding,
-                    createBackup=createBackup,
+                    withBackup=createBackup,
                 )
             return True
         except (OSError, UnicodeError, Utilities.CodingError) as why: