diff --git a/app/models/messenger.rb b/app/models/messenger.rb
index 09e62f8..1854c76 100644
--- a/app/models/messenger.rb
+++ b/app/models/messenger.rb
@@ -249,7 +249,7 @@ class Messenger
                 end
 
       when 'parent'
-        issue = Issue.find detail.value
+        issue = Issue.find_by id: detail.value
         value = if issue.present?
                   escape = false
                   "<#{object_url issue}|#{markup_format issue}>"