lib/logstash-logger/multi_logger.rb in logstash-logger-0.15.0 vs lib/logstash-logger/multi_logger.rb in logstash-logger-0.15.1

@@ -22,10 +22,10 @@
       end
     end
 
     def formatter=(formatter)
       @loggers.each do |logger|
-        logger.formatter = formatter
+        logger.formatter ||= formatter
       end
     end
 
     # Array of Loggers to be logged to. These can be anything that acts reasonably like a Logger.
     attr_accessor :loggers