diff --git a/.gitignore b/.gitignore
index 9788bcc..795767c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 irssi
 vim/plugged/*
+vim/undos/*
 vim/spell
 .netrwhist
 Xresources.compiled
diff --git a/vim/undos/.keep b/vim/undos/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/vimrc b/vimrc
index 7929f1d..adfd3d6 100644
--- a/vimrc
+++ b/vimrc
@@ -257,6 +257,12 @@ nnoremap <leader>ss :SaveSession<Space>
 nnoremap <leader>sd :DeleteSession<CR>
 nnoremap <leader>sc :CloseSession<CR>
 
+" persistent undo
+set undodir=~/.vim/undos
+set undofile
+set undolevels=1000
+set undoreload=10000
+
 "
 " Plugin Configuration
 "