diff --git a/vimrc b/vimrc
index 1920a72..256296c 100644
--- a/vimrc
+++ b/vimrc
@@ -44,6 +44,7 @@ set ignorecase
 set smartcase
 syntax on
 filetype plugin indent on
+imap jk <Esc>
 "Change working dir to current dir
 :cd %:p:h
 "execute Makefile