diff --git a/lib/cli.coffee b/lib/cli.coffee
index 7b9d25b..74b1c5a 100755
--- a/lib/cli.coffee
+++ b/lib/cli.coffee
@@ -79,6 +79,11 @@ module.exports = CLI = (inputArgs, callback) ->
       describe: "Supply your GitHub repository URL (if groc fails to guess it)."
       type:     'string'
 
+    'repository-branch':
+      describe: "Supply your git branch"
+      type:     'string'
+      default: 'master'
+
     'only-render-newer':
       describe: "Only render files if the source is newer than the output."
       default:  true
@@ -232,6 +237,7 @@ module.exports = CLI = (inputArgs, callback) ->
     onlyRenderNewer: argv['only-render-newer']
     style: style
 
+  project.gitBranch = argv['repository-branch']
   # Good to go!
   unless argv.github
     project.githubURL = argv['repository-url']
diff --git a/lib/styles/default/behavior.coffee b/lib/styles/default/behavior.coffee
index 74ffcfa..5a37082 100755
--- a/lib/styles/default/behavior.coffee
+++ b/lib/styles/default/behavior.coffee
@@ -191,7 +191,7 @@ buildNav = (metaInfo) ->
     if metaInfo.documentPath == 'index'
       sourceURL = metaInfo.githubURL
     else
-      sourceURL = "#{metaInfo.githubURL}/blob/master/#{metaInfo.projectPath}"
+      sourceURL = "#{metaInfo.githubURL}/blob/#{metaInfo.gitBranch}/#{metaInfo.projectPath}"
 
     nav$.find('.tools').prepend """
       <li class="github">
@@ -255,6 +255,7 @@ $ ->
   metaInfo =
     relativeRoot: $('meta[name="groc-relative-root"]').attr('content')
     githubURL:    $('meta[name="groc-github-url"]').attr('content')
+    gitBranch:    $('meta[name="groc-git-branch"]').attr('content')
     documentPath: $('meta[name="groc-document-path"]').attr('content')
     projectPath:  $('meta[name="groc-project-path"]').attr('content')
 
diff --git a/lib/styles/default/docPage.jade b/lib/styles/default/docPage.jade
index ccbc9b8..c5ad0b7 100755
--- a/lib/styles/default/docPage.jade
+++ b/lib/styles/default/docPage.jade
@@ -8,6 +8,7 @@ html(lang="en")
   meta(name="groc-document-path", content=targetPath)
   meta(name="groc-project-path", content=projectPath)
   - if (project.githubURL)
+    meta(name="groc-git-branch", content=project.gitBranch)
     meta(name="groc-github-url", content=project.githubURL)
   link(rel="stylesheet", type="text/css", media="all", href=relativeRoot + "assets/style.css")
   script(type="text/javascript", src=relativeRoot + "assets/behavior.js")
@@ -16,7 +17,7 @@ html(lang="en")
     #meta
       - if (project.githubURL)
         .file-path
-          a(href=project.githubURL + '/blob/master/' + projectPath)= projectPath
+          a(href=project.githubURL + '/blob/' + project.gitBranch + '/' + projectPath)= projectPath
       - else
         .file-path= projectPath
     #document