diff --git a/app/models/issue.rb b/app/models/issue.rb
index 0101abf..9d1792f 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -1089,7 +1089,7 @@ class Issue < ActiveRecord::Base
     if user.logged?
       s << ' created-by-me' if author_id == user.id
       s << ' assigned-to-me' if assigned_to_id == user.id
-      s << ' assigned-to-my-group' if user.groups.any? {|g| g.id = assigned_to_id}
+      s << ' assigned-to-my-group' if user.groups.any? {|g| g.id == assigned_to_id}
     end
     s
   end