--- a/eric6/UI/UserInterface.py	Sat Jul 27 17:02:01 2019 +0200
+++ b/eric6/UI/UserInterface.py	Sat Jul 27 17:52:00 2019 +0200
@@ -1267,7 +1267,7 @@
         """
         if self.__layoutType == "Toolboxes":
             for dock in [self.lToolboxDock, self.hToolboxDock,
-                              self.rToolboxDock]:
+                         self.rToolboxDock]:
                 container = dock.widget()
                 index = container.indexOf(widget)
                 if index != -1: