diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py
index 89a3980de52a..bdeb0b31cbf2 100644
--- a/lib/matplotlib/backend_bases.py
+++ b/lib/matplotlib/backend_bases.py
@@ -2911,8 +2911,7 @@ class NavigationToolbar2:
          'Left button pans, Right button zooms\n'
          'x/y fixes axis, CTRL fixes aspect',
          'move', 'pan'),
-        ('Zoom', 'Zoom to rectangle\nx/y fixes axis, CTRL fixes aspect',
-         'zoom_to_rect', 'zoom'),
+        ('Zoom', 'Zoom to rectangle\nx/y fixes axis', 'zoom_to_rect', 'zoom'),
         ('Subplots', 'Configure subplots', 'subplots', 'configure_subplots'),
         (None, None, None, None),
         ('Save', 'Save the figure', 'filesave', 'save_figure'),