diff --git a/hadoop/2.6.0/Dockerfile b/hadoop/2.6.0/Dockerfile
index ab40f05..19ceec1 100644
--- a/hadoop/2.6.0/Dockerfile
+++ b/hadoop/2.6.0/Dockerfile
@@ -44,6 +44,6 @@ COPY start.sh /
 
 RUN chmod 777 /start.sh
 
-EXPOSE 22 50070 8020 8088 8042
+EXPOSE 22 50070 8020 8088 8042 8030 8031 8032 8033
 
 CMD ["/start.sh"]
diff --git a/hadoop/2.6.0/start.sh b/hadoop/2.6.0/start.sh
index 301ec2c..17dea08 100644
--- a/hadoop/2.6.0/start.sh
+++ b/hadoop/2.6.0/start.sh
@@ -3,4 +3,6 @@
 
 \cp /conf/* /usr/local/$HADOOP_VERSION/etc/hadoop
 
+echo "127.0.0.1 localhost" > /etc/hosts
+
 /usr/sbin/sshd -D