diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..15db49e
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,4 @@
+.git/
+.git/*
+.idea/
+.idea/*
diff --git a/Dockerfile b/Dockerfile
index 9c9cfe1..36cdc09 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM centos/python-36-centos7:latest
+FROM centos/python-38-centos7:latest
 
 LABEL io.k8s.display-name="JupyterHub" \
       io.k8s.description="JupyterHub." \
@@ -6,11 +6,12 @@ LABEL io.k8s.display-name="JupyterHub" \
       io.openshift.s2i.scripts-url="image:///opt/app-root/builder"
 
 USER root
+RUN yum update -y && yum autoremove -y && yum clean all
 
+WORKDIR /tmp
 COPY . /tmp/src
 
-RUN rm -rf /tmp/src/.git* && \
-    chown -R 1001 /tmp/src && \
+RUN chown -R 1001 /tmp/src && \
     chgrp -R 0 /tmp/src && \
     chmod -R g+w /tmp/src && \
     mv /tmp/src/.s2i/bin /tmp/scripts
@@ -21,5 +22,4 @@ ENV NPM_CONFIG_PREFIX=/opt/app-root \
     PYTHONPATH=/opt/app-root/src
 
 RUN /tmp/scripts/assemble
-
 CMD [ "/opt/app-root/builder/run" ]
diff --git a/requirements.txt b/requirements.txt
index 3b28219..ae9b6df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,11 @@
-kubernetes==9.0.1
-jupyterhub==1.0.0
-#jupyterhub-kubespawner==0.10.1
-git+https://github.com/jupyterhub/kubespawner.git@a945ef01410867b39e0c174d362a8702bbaa15e9#egg=jupyterhub-kubespawner
+kubernetes~=10.0
+jupyterhub==1.5.0
+jupyterhub-kubespawner==0.16.1
 git+https://github.com/jupyterhub/wrapspawner.git@5f2b7075f77d0c1c49066682a8e8adad0dab76db
+#wrapspawner
 jupyterhub-tmpauthenticator==0.6
-oauthenticator==0.9.0
+oauthenticator==0.13.0
 jupyterhub-ldapauthenticator==1.2.2
-psycopg2==2.8.4
-openshift==0.10.0
-wrapt==1.11.2
+psycopg2==2.8.6
+openshift==0.10.3
+wrapt==1.12.1