--- a/.vimrc	Sat Oct 29 11:00:57 2016 +0800
+++ b/.vimrc	Sat Nov 12 19:15:48 2016 +0800
@@ -22,8 +22,7 @@
 set ignorecase
 set smartcase
 
-set sessionoptions-=options " do not store global and local values in a session
-set sessionoptions-=folds   " do not store folds
+set sessionoptions=buffers
 
 set nowrap           " don't automatically wrap on load
 set textwidth=79     " width of document (used by gd)