diff --git a/sechub-web-ui-solution/docker/Web-UI-Debian.dockerfile b/sechub-web-ui-solution/docker/Web-UI-Debian.dockerfile
index 3d59ec5f0..df792469d 100644
--- a/sechub-web-ui-solution/docker/Web-UI-Debian.dockerfile
+++ b/sechub-web-ui-solution/docker/Web-UI-Debian.dockerfile
@@ -127,4 +127,6 @@ RUN touch /var/run/nginx.pid && \
 # Switch from root to non-root user
 USER "$USER"
 
+WORKDIR "$HTDOCS_FOLDER"
+
 CMD ["/run.sh"]
diff --git a/sechub-web-ui-solution/docker/nginx.conf b/sechub-web-ui-solution/docker/nginx.conf
index 798c341bf..1a471fcaf 100644
--- a/sechub-web-ui-solution/docker/nginx.conf
+++ b/sechub-web-ui-solution/docker/nginx.conf
@@ -17,7 +17,7 @@ http {
     types_hash_max_size 2048;
 
     server {
-      listen 8443 ssl http2;
+      listen 4443 ssl http2;
       server_name _;
 
       root /var/www/html;