diff --git a/datanode/Dockerfile b/datanode/Dockerfile
index ed40b21..37aad11 100644
--- a/datanode/Dockerfile
+++ b/datanode/Dockerfile
@@ -10,4 +10,6 @@ VOLUME /hadoop/dfs/data
 ADD run.sh /run.sh
 RUN chmod a+x /run.sh
 
+EXPOSE 50075
+
 CMD ["/run.sh"]
diff --git a/historyserver/Dockerfile b/historyserver/Dockerfile
index ae60640..55da9e5 100644
--- a/historyserver/Dockerfile
+++ b/historyserver/Dockerfile
@@ -10,4 +10,6 @@ VOLUME /hadoop/yarn/timeline
 ADD run.sh /run.sh
 RUN chmod a+x /run.sh
 
+EXPOSE 8188
+
 CMD ["/run.sh"]
diff --git a/namenode/Dockerfile b/namenode/Dockerfile
index cdaa19f..6d3d8f5 100644
--- a/namenode/Dockerfile
+++ b/namenode/Dockerfile
@@ -10,4 +10,6 @@ VOLUME /hadoop/dfs/name
 ADD run.sh /run.sh
 RUN chmod a+x /run.sh
 
+EXPOSE 50070
+
 CMD ["/run.sh"]
diff --git a/nodemanager/Dockerfile b/nodemanager/Dockerfile
index 4495939..1e44977 100644
--- a/nodemanager/Dockerfile
+++ b/nodemanager/Dockerfile
@@ -6,4 +6,6 @@ HEALTHCHECK CMD curl -f http://localhost:8042/ || exit 1
 ADD run.sh /run.sh
 RUN chmod a+x /run.sh
 
+EXPOSE 8042
+
 CMD ["/run.sh"]
diff --git a/resourcemanager/Dockerfile b/resourcemanager/Dockerfile
index 2921e97..710915f 100644
--- a/resourcemanager/Dockerfile
+++ b/resourcemanager/Dockerfile
@@ -6,4 +6,6 @@ HEALTHCHECK CMD curl -f http://localhost:8088/ || exit 1
 ADD run.sh /run.sh
 RUN chmod a+x /run.sh
 
+EXPOSE 8088
+
 CMD ["/run.sh"]