--- a/eric7/Network/IRC/IrcChannelWidget.py	Sun Sep 26 20:21:35 2021 +0200
+++ b/eric7/Network/IRC/IrcChannelWidget.py	Mon Sep 27 10:50:18 2021 +0200
@@ -261,7 +261,7 @@
         self.editTopicButton.hide()
         
         height = self.usersList.height() + self.messages.height()
-        self.splitter.setSizes([height * 0.3, height * 0.7])
+        self.splitter.setSizes([int(height * 0.3), int(height * 0.7)])
         
         self.__initMessagesMenu()
         self.__initUsersMenu()