diff --git a/app/helpers/github-commit-link.coffee b/app/helpers/github-commit-link.coffee
index 1e48044f..e274f270 100644
--- a/app/helpers/github-commit-link.coffee
+++ b/app/helpers/github-commit-link.coffee
@@ -3,9 +3,9 @@
 
 helper = Ember.Handlebars.makeBoundHelper (slug, commitSha) ->
   return '' unless commitSha
-  sha = Handlebars.Utils.escapeExpression formatCommit(commitSha)
+  sha = Ember.Handlebars.Utils.escapeExpression formatCommit(commitSha)
   return sha unless slug
-  url = Handlebars.Utils.escapeExpression githubCommitUrl(slug, sha)
+  url = Ember.Handlebars.Utils.escapeExpression githubCommitUrl(slug, sha)
 
   safe '<a class="github-link only-on-hover" href="' + url + '">' + sha + '</a>'