diff --git a/config/initializers/gitlabhq/20_grit_ext.rb b/config/initializers/gitlabhq/20_grit_ext.rb
index 314553f7..ad8ea105 100644
--- a/config/initializers/gitlabhq/20_grit_ext.rb
+++ b/config/initializers/gitlabhq/20_grit_ext.rb
@@ -13,27 +13,6 @@ Grit::Blob.class_eval do
   end
 end
 
-Grit::Commit.class_eval do
-  def to_hash
-    {
-      'id'       => id,
-      'parents'  => parents.map { |p| { 'id' => p.id } },
-      'tree'     => tree.id,
-      'message'  => Gitlab::Encode.utf8(message),
-      'author'   => {
-        'name'  => Gitlab::Encode.utf8(author.name),
-        'email' => author.email
-      },
-      'committer' => {
-        'name'  => Gitlab::Encode.utf8(committer.name),
-        'email' => committer.email
-      },
-      'authored_date'  => authored_date.xmlschema,
-      'committed_date' => committed_date.xmlschema,
-    }
-  end
-end
-
 Grit::Diff.class_eval do
   def old_path
     Gitlab::Encode.utf8 @a_path
diff --git a/lib/graph_commit.rb b/lib/graph_commit.rb
index 54550d99..64498d8b 100644
--- a/lib/graph_commit.rb
+++ b/lib/graph_commit.rb
@@ -96,13 +96,13 @@ class GraphCommit
     h[:parents] = self.parents.collect do |p|
       [p.id,0,0]
     end
-    h[:author]  = author.name
+    h[:author]  = Gitlab::Encode.utf8(author.name)
     h[:time]    = time
     h[:space]   = space
     h[:refs]    = refs.collect{|r|r.name}.join(" ") unless refs.nil?
     h[:id]      = sha
     h[:date]    = date
-    h[:message] = message
+    h[:message] = Gitlab::Encode.utf8(message)
     h[:login]   = author.email
     h
   end