diff --git a/app/helpers/blacklight/url_helper_behavior.rb b/app/helpers/blacklight/url_helper_behavior.rb
index 46b7d16df4..dcdd86ccdd 100644
--- a/app/helpers/blacklight/url_helper_behavior.rb
+++ b/app/helpers/blacklight/url_helper_behavior.rb
@@ -68,7 +68,7 @@ def link_to_next_document(next_document)
   #   session_tracking_params(SolrDocument.new(id: 123), 7)
   #   => { data: { :'context-href' => '/catalog/123/track?counter=7&search_id=999' } }
   def session_tracking_params document, counter
-    path = session_tracking_path(document, per_page: params.fetch(:per_page, search_session['per_page']), counter: counter, search_id: current_search_session.try(:id), document_id: document.id)
+    path = session_tracking_path(document, per_page: params.fetch(:per_page, search_session['per_page']), counter: counter, search_id: current_search_session.try(:id), document_id: document&.id)
 
     if path.nil?
       return {}