diff --git a/README.mkd b/README.mkd
index 6b66e82..228e4ce 100644
--- a/README.mkd
+++ b/README.mkd
@@ -342,7 +342,7 @@ If you use an alternative to grep, you can tell vim-gitgutter to use it here.
 
 ```viml
 " Default:
-let g:gitgutter_grep_command = 'grep --color=never'
+let g:gitgutter_grep_command = 'grep'
 ```
 
 #### To turn off vim-gitgutter by default
@@ -526,7 +526,7 @@ Here are some things you can check:
 * Your git config is compatible with the version of git returned by the command above.
 * Your Vim supports signs (`:echo has('signs')` should give `1`).
 * Your file is being tracked by git and has unstaged changes.
-* If your grep does not support the `color` flag, add `let g:gitgutter_grep_command = 'grep'` to your `~/.vimrc`.
+* If you have aliased or configured `grep` to use any flags, add `let g:gitgutter_grep_command = 'grep'` to your `~/.vimrc`.
 
 
 ### Shameless Plug
diff --git a/autoload/gitgutter/diff.vim b/autoload/gitgutter/diff.vim
index 9804264..a10e69f 100644
--- a/autoload/gitgutter/diff.vim
+++ b/autoload/gitgutter/diff.vim
@@ -4,7 +4,7 @@ if exists('g:gitgutter_grep_command')
 else
   let s:grep_available = executable('grep')
   if s:grep_available
-    let s:grep_command = 'grep --color=never'
+    let s:grep_command = 'grep'
   endif
 endif
 let s:hunk_re = '^@@ -\(\d\+\),\?\(\d*\) +\(\d\+\),\?\(\d*\) @@'
diff --git a/doc/gitgutter.txt b/doc/gitgutter.txt
index 16387a6..0065d09 100644
--- a/doc/gitgutter.txt
+++ b/doc/gitgutter.txt
@@ -274,7 +274,7 @@ TO USE A CUSTOM GREP COMMAND
 
 To use a custom invocation for grep, use this:
 >
-  let g:gitgutter_grep_command = 'grep --color=never'
+  let g:gitgutter_grep_command = 'grep'
 <
 
 TO TURN OFF VIM-GITGUTTER BY DEFAULT