lib/appsignal/transaction.rb in appsignal-0.6.6 vs lib/appsignal/transaction.rb in appsignal-0.6.7

@@ -11,10 +11,10 @@
 
     HTTP_X_REQUEST_START HTTP_X_MIDDLEWARE_START HTTP_X_QUEUE_START
     HTTP_X_QUEUE_TIME HTTP_X_HEROKU_QUEUE_WAIT_TIME HTTP_X_APPLICATION_START
     HTTP_ACCEPT HTTP_ACCEPT_CHARSET HTTP_ACCEPT_ENCODING HTTP_ACCEPT_LANGUAGE
     HTTP_CACHE_CONTROL HTTP_CONNECTION HTTP_USER_AGENT HTTP_FROM HTTP_NEGOTIATE
-    HTTP_PRAGMA HTTP_REFERER).freeze
+    HTTP_PRAGMA HTTP_REFERER HTTP_X_FORWARDED_FOR).freeze
 
     def self.create(key, env)
       Appsignal.logger.debug("Creating transaction: #{key}")
       Thread.current[:appsignal_transaction_id] = key
       Appsignal.transactions[key] = Appsignal::Transaction.new(key, env)