--- a/eric6/Project/PropertiesDialog.py Mon Feb 01 13:25:37 2021 +0100 +++ b/eric6/Project/PropertiesDialog.py Mon Feb 01 14:49:12 2021 +0100 @@ -289,7 +289,7 @@ fn = self.nameEdit.text() if fn: self.project.name = fn - fn = "{0}.e4p".format(fn) + fn = "{0}.epj".format(fn) self.project.pfile = os.path.join(self.project.ppath, fn) else: self.project.pfile = ""