diff --git a/init.org b/init.org
index 9acaf9a..5f86206 100644
--- a/init.org
+++ b/init.org
@@ -338,7 +338,7 @@
 
   #+begin_src emacs-lisp
 
-  (defvar custom-bindings-map (make-keymap)
+  (defvar custom-bindings-map (make-sparse-keymap)
     "A keymap for custom bindings.")
 
   #+end_src