diff --git a/init.rb b/init.rb
index 2762b0d..f3c410a 100644
--- a/init.rb
+++ b/init.rb
@@ -21,7 +21,7 @@
     map.project_module :issue_tracking do |map|
       map.permission :view_checklists, {}
       map.permission :done_checklists, { issue_checklist: :done }
-      map.permission :edit_checklists, { issue_checklist: :delete, issue_checklist: :done }
+      map.permission :edit_checklists, { issue_checklist: [:delete, :done] }
     end
   end
 
diff --git a/lib/redmine_issue_checklist/hooks/model_issue_hook.rb b/lib/redmine_issue_checklist/hooks/model_issue_hook.rb
index 9ae0d54..0c7509d 100644
--- a/lib/redmine_issue_checklist/hooks/model_issue_hook.rb
+++ b/lib/redmine_issue_checklist/hooks/model_issue_hook.rb
@@ -37,7 +37,7 @@ def controller_issues_new_after_save(context={})
       def save_checklist_to_issue(context, create_journal)
         issue = context[:issue]
         checklist_items = context[:params] && context[:params][:check_list_items]
-        issue.update_checklist_items(checklist_items, create_journal) if issue && checklist_items
+        issue.update_checklist_items(checklist_items, create_journal) if issue
       end
 
     end