diff --git a/.gitignore b/.gitignore
index 8d0188e30a3bcf54ed3cc17490d36a5ce830eff9..d2fa3e5d3996f73fc40d6cb14e2b4e3f532e4007 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@ projectile-bookmarks.eld
 /tramp
 /async-bytecomp.log
 /games/
+history
diff --git a/configuration.org b/configuration.org
index 8c4b576459bf6f7f6324de11685193550157894c..b78f5a127560d7d3a904a0aa383d5f6954932854 100644
--- a/configuration.org
+++ b/configuration.org
@@ -249,10 +249,12 @@ Define a shortcut to re-indent all buffer. This saves the current point, marks w
 
 Manage undo as a tree so that we can undo/redo more. Bound by default on =C-x u=
 
+**Deactivated yet**
+
 #+begin_src emacs-lisp
-(use-package undo-tree
-  :config
-  (global-undo-tree-mode))
+;;(use-package undo-tree
+;;  :config
+;;  (global-undo-tree-mode))
 #+end_src