diff --git a/docker-compose.yml b/docker-compose.yml
index bebf0d1..ffda22b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -21,6 +21,7 @@ services:
     image: in-sylva.keycloak:latest
     container_name: in-sylva.keycloak
     environment:
+      network.host: 0.0.0.0 
       DB_VENDOR: POSTGRES
       DB_ADDR: postgres
       DB_DATABASE: keycloak
@@ -187,10 +188,16 @@ services:
       DB_PASSWORD: v2kGBDUaGjXK2VuPyf5R64VS 
       DB_DATABASE: insylva 
       PORT: 4000
-      IN_SYLVA_KEYCLOAK_HOST: http://in-sylva.keycloak
-      IN_SYLVA_KEYCLOAK_PORT: 7000
+      IN_SYLVA_KEYCLOAK_HOST: http://keycloak
+      IN_SYLVA_KEYCLOAK_PORT: 8080
+      KEYCLOAK_USERNAME: insylva_admin
+      KEYCLOAK_PASSWORD: v2kGBDUaGjXK2VuPyf5R64VS
+      KEYCLOAK_GRANT_TYPE: password
+      KEYCLOAK_CLIENT_ID: client_id
     networks:
       - app-network
+    links: 
+      - keycloak
     restart: unless-stopped
 
   source-manager:
diff --git a/keycloak/Dockerfile b/keycloak/Dockerfile
index 01be846..60ca421 100644
--- a/keycloak/Dockerfile
+++ b/keycloak/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi8-minimal
+FROM centos:latest
 
 ENV KEYCLOAK_VERSION 9.0.0
 ENV JDBC_POSTGRES_VERSION 42.2.5
@@ -6,11 +6,10 @@ ENV JDBC_MYSQL_VERSION 5.1.46
 ENV JDBC_MARIADB_VERSION 2.2.3
 ENV JDBC_MSSQL_VERSION 7.4.1.jre11
 
-ENV LAUNCH_JBOSS_IN_BACKGROUND=1
-ENV PROXY_ADDRESS_FORWARDING=true
+ENV LAUNCH_JBOSS_IN_BACKGROUND 1
+ENV PROXY_ADDRESS_FORWARDING true
 ENV JBOSS_HOME /opt/jboss/keycloak
 ENV LANG en_US.UTF-8
-ENV network.host=0.0.0.0
 
 ARG GIT_REPO
 ARG GIT_BRANCH
@@ -18,12 +17,16 @@ ARG KEYCLOAK_DIST=https://downloads.jboss.org/keycloak/$KEYCLOAK_VERSION/keycloa
 
 USER root
 
-RUN microdnf update -y && microdnf install -y gzip hostname java-11-openjdk-headless openssl tar which && microdnf clean all
+RUN yum update -y && yum install -y gzip hostname java-11-openjdk-headless openssl tar which && yum clean all
 
 ADD tools /opt/jboss/tools
 RUN /opt/jboss/tools/build-keycloak.sh
 
-USER 1000
+RUN sed -i -e 's/<web-context>auth<\/web-context>/<web-context>keycloak\/auth<\/web-context>/' $JBOSS_HOME/standalone/configuration/standalone.xml
+RUN sed -i -e 's/<web-context>auth<\/web-context>/<web-context>keycloak\/auth<\/web-context>/' $JBOSS_HOME/standalone/configuration/standalone-ha.xml
+RUN sed -i -e 's/name="\/"/name="\/keycloak\/"/' $JBOSS_HOME/standalone/configuration/standalone.xml
+RUN sed -i -e 's/name="\/"/name="\/keycloak\/"/' $JBOSS_HOME/standalone/configuration/standalone-ha.xml
+RUN sed -i -e 's/\/auth/\/keycloak\/auth"/' $JBOSS_HOME/welcome-content/index.html
 
 EXPOSE 8080
 EXPOSE 8443
diff --git a/portal/Dockerfile b/portal/Dockerfile
index c3106fd..e0e517b 100644
--- a/portal/Dockerfile
+++ b/portal/Dockerfile
@@ -40,12 +40,14 @@ RUN yarn build
 # production environment
 FROM nginx:latest
 
-RUN apt-get update && apt-get install wget -y
+RUN apt-get update && apt-get install wget && apt-get install telnet -y
 
 RUN apt-get install iputils-ping -y
 
 RUN apt-get update && apt-get install nginx-extras -y
 
+RUN apt-get install telnet
+
 ARG REACT_APP_IN_SYLVA_GATEKEEPER_HOST
 ARG REACT_APP_IN_SYLVA_GATEKEEPER_PORT
 ARG REACT_APP_IN_SYLVA_SOURCE_MANAGER_HOST
diff --git a/portal/nginx/nginx.conf b/portal/nginx/nginx.conf
index 94e4246..efcdbe8 100644
--- a/portal/nginx/nginx.conf
+++ b/portal/nginx/nginx.conf
@@ -10,7 +10,7 @@ upstream backend_gatekeeper {
 upstream backend_keycloak {
   hash $remote_addr$remote_port consistent;
 
-  server keycloak:7000;    
+  server keycloak:8080;    
 }
 
 upstream backend_source_manager {