diff --git a/home/jonas/static/doom-config/config.el b/home/jonas/static/doom-config/config.el
index 155f02f..1023ee3 100644
--- a/home/jonas/static/doom-config/config.el
+++ b/home/jonas/static/doom-config/config.el
@@ -96,3 +96,5 @@
               ("TAB" . 'copilot-accept-completion)
               ("C-TAB" . 'copilot-accept-completion-by-word)
               ("C-<tab>" . 'copilot-accept-completion-by-word)))
+
+(global-undo-tree-mode)
diff --git a/home/jonas/static/doom-config/packages.el b/home/jonas/static/doom-config/packages.el
index 1eed832..a110563 100644
--- a/home/jonas/static/doom-config/packages.el
+++ b/home/jonas/static/doom-config/packages.el
@@ -58,3 +58,4 @@
 (package! realgud)
 (package! direnv)
 (package! copilot)
+(package! undo-tree)