From 9b3d8dc1bd310b1a631f7021a829247661ec4552 Mon Sep 17 00:00:00 2001
From: Henrik Lissner <henrik@lissner.net>
Date: Tue, 14 Apr 2020 00:27:11 -0400
Subject: [PATCH] Fix inverted condition on +tree for undo module

---
 modules/emacs/undo/packages.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/emacs/undo/packages.el b/modules/emacs/undo/packages.el
index b173386a0..d960bda32 100644
--- a/modules/emacs/undo/packages.el
+++ b/modules/emacs/undo/packages.el
@@ -1,7 +1,7 @@
 ;; -*- no-byte-compile: t; -*-
 ;;; emacs/undo/packages.el
 
-(if (not (featurep! +tree))
+(if (featurep! +tree)
     (package! undo-tree :pin "5b6df03781")
   (package! undo-fu :pin "0c34b6747e")
   (package! undo-fu-session :pin "b808ef0cdc"))