diff --git a/.vim/vimrc b/.vim/vimrc
index 3b7c1ac..c6cf724 100644
--- a/.vim/vimrc
+++ b/.vim/vimrc
@@ -1224,6 +1224,13 @@ set t_vb=
 
 " cursorline optimizations
 set cursorlineopt=number
+" 0	automatic selection
+" 1	old engine
+" 2	NFA engine
+" set regexpengine=1
+set regexpengine=0
+" set redrawtime=500
+" set synmaxcol=128
 syntax sync minlines=256
 
 " use +/clipboard as default register