diff --git a/cmtproblem.py b/cmtproblem.py
index a02ba0f..dbb142d 100644
--- a/cmtproblem.py
+++ b/cmtproblem.py
@@ -27,7 +27,6 @@
                      'lines.markersize': 6,
                      'font.size': 10,
                      'savefig.dpi': 200,
-                     'keymap.all_axes': 'a',
                      'keymap.back': ['left', 'c', 'backspace'],
                      'keymap.forward': ['right', 'v'],
                      'keymap.fullscreen': 'f',