diff --git a/kafka/client.py b/kafka/client.py
index 817c621..d8d77e4 100644
--- a/kafka/client.py
+++ b/kafka/client.py
@@ -363,8 +363,8 @@ class KafkaClient(object):
 
         resp = self.send_metadata_request(topics)
 
-        log.info('Updating broker metadata: %s', resp.brokers)
-        log.info('Updating topic metadata: %s', resp.topics)
+        log.debug('Updating broker metadata: %s', resp.brokers)
+        log.debug('Updating topic metadata: %s', resp.topics)
 
         self.brokers = dict([(broker.nodeId, broker)
                              for broker in resp.brokers])