diff --git a/kafka/consumer/group.py b/kafka/consumer/group.py
index 97df7a7..7fa5710 100644
--- a/kafka/consumer/group.py
+++ b/kafka/consumer/group.py
@@ -254,7 +254,7 @@ class KafkaConsumer(six.Iterator):
         'ssl_password': None,
         'api_version': None,
         'api_version_auto_timeout_ms': 2000,
-        'connections_max_idle_ms': 9 * 60 * 1000,  # Not implemented yet
+        'connections_max_idle_ms': 9 * 60 * 1000,
         'metric_reporters': [],
         'metrics_num_samples': 2,
         'metrics_sample_window_ms': 30000,
diff --git a/kafka/producer/kafka.py b/kafka/producer/kafka.py
index 22f60bd..3abadcc 100644
--- a/kafka/producer/kafka.py
+++ b/kafka/producer/kafka.py
@@ -266,7 +266,7 @@ class KafkaProducer(object):
         'linger_ms': 0,
         'partitioner': DefaultPartitioner(),
         'buffer_memory': 33554432,
-        'connections_max_idle_ms': 9 * 60 * 1000,  # not implemented yet
+        'connections_max_idle_ms': 9 * 60 * 1000,
         'max_block_ms': 60000,
         'max_request_size': 1048576,
         'metadata_max_age_ms': 300000,