diff --git a/lib/middleware/request_tracker.rb b/lib/middleware/request_tracker.rb
index a9d3a5b4ef3..af196dd3095 100644
--- a/lib/middleware/request_tracker.rb
+++ b/lib/middleware/request_tracker.rb
@@ -78,7 +78,9 @@ class Middleware::RequestTracker
     host = RailsMultisite::ConnectionManagement.host(env)
 
     if data
-      result[1]["X-Discourse-TrackView"] = 1 if data[:track_view]
+      if result && (headers=result[1])
+        headers["X-Discourse-TrackView"] = 1 if data[:track_view]
+      end
       log_later(data,host)
     end