diff --git a/README.md b/README.md
index 730fe6a..b75f847 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,8 @@
 # containers
 misc work around containers using Docker
+
+* hadoop:
+  - contain Dockerfiles and Compose to build a Hadoop Based container
+* jdk:
+  - is a container with based from ubuntu:16.04 that contain openjdk 1.7
+
diff --git a/hadoop/jdk/Dockerfile b/jdk/Dockerfile
similarity index 100%
rename from hadoop/jdk/Dockerfile
rename to jdk/Dockerfile
diff --git a/hadoop/jdk/Makefile b/jdk/Makefile
similarity index 100%
rename from hadoop/jdk/Makefile
rename to jdk/Makefile