--- a/eric6/QScintilla/Shell.py	Mon Oct 05 19:51:55 2020 +0200
+++ b/eric6/QScintilla/Shell.py	Tue Oct 06 17:52:44 2020 +0200
@@ -780,7 +780,7 @@
         """
         from .ShellHistoryDialog import ShellHistoryDialog
         dlg = ShellHistoryDialog(self.__history, self.vm, self)
-        if dlg.exec_() == QDialog.Accepted:
+        if dlg.exec() == QDialog.Accepted:
             self.__historyLists[self.clientType], idx = dlg.getHistory()
             self.__history = self.__historyLists[self.clientType]
             self.__setHistoryIndex(index=idx)