diff --git a/Dockerfile b/Dockerfile
index 6e04240..77edea5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,4 +2,9 @@ FROM alpine:latest
 
 RUN touch soosoo.txt
 ENV name "Sung hee 111"
+
+RUN mkdir -p /var/soosoo
+ADD . /var/soosoo
+
+CMD ["tail", "/dev/null"]
 ENTRYPOINT ["/bin/echo", "Hello again, $name"]