diff --git a/plugins/work_assignment/lib/work_assignment_plugin.rb b/plugins/work_assignment/lib/work_assignment_plugin.rb
index 826f40c..3702078 100644
--- a/plugins/work_assignment/lib/work_assignment_plugin.rb
+++ b/plugins/work_assignment/lib/work_assignment_plugin.rb
@@ -18,6 +18,7 @@ class WorkAssignmentPlugin < Noosfero::Plugin
   end
 
   def content_types
+    return [] if !context.kind_of?(CmsController)
     [WorkAssignmentPlugin::WorkAssignment] if context.respond_to?(:profile) && context.profile.organization?
   end
 
--
libgit2 0.21.2