diff --git a/.gitmodules b/.gitmodules
index 3d95d6a6..f7ce0cef 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -91,3 +91,6 @@
 [submodule "bundle/vim-coffee-script"]
 	path = bundle/vim-coffee-script
 	url = git://github.com/kchmck/vim-coffee-script.git
+[submodule "bundle/vim-gitgutter"]
+	path = bundle/vim-gitgutter
+	url = git://github.com/airblade/vim-gitgutter.git
diff --git a/README.md b/README.md
index 02e20a60..99845a18 100644
--- a/README.md
+++ b/README.md
@@ -140,6 +140,8 @@ PLUGINS
 
   `:Ack [options] {pattern} [{directory}]`
 
+* [Git Gutter](https://github.com/airblade/vim-gitgutter): shows a git diff in the 'gutter' (sign column). It shows whether each line has been added, modified, and where lines have been removed.
+
 Language specific supports
 --------------------------
 
diff --git a/bundle/vim-gitgutter b/bundle/vim-gitgutter
new file mode 160000
index 00000000..14563c36
--- /dev/null
+++ b/bundle/vim-gitgutter
@@ -0,0 +1 @@
+Subproject commit 14563c368995c6973795ab5a3b034c55e52fdbaa
diff --git a/vimrc b/vimrc
index 71d367da..7735324d 100644
--- a/vimrc
+++ b/vimrc
@@ -333,3 +333,6 @@ let g:snipMateAllowMatchingDot = 0
 
 " --- coffee-script
 au BufWritePost *.coffee silent CoffeeMake! -b | cwindow | redraw! " recompile coffee scripts on write
+
+" --- vim-gitgutter
+let g:gitgutter_enabled = 1