diff --git a/app/models/user.rb b/app/models/user.rb
index 80d3c3bdf55..e957150db5b 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -332,7 +332,7 @@ class User < ActiveRecord::Base
 
   def self.gravatar_template(email)
     email_hash = self.email_hash(email)
-    "//www.gravatar.com/avatar/#{email_hash}.png?s={size}&r=pg&d=identicon"
+    "//www.gravatar.com/avatar/#{email_hash}.png?s={size}&amp;r=pg&amp;d=identicon"
   end
 
   # Don't pass this up to the client - it's meant for server side use