diff --git a/keycloak/Containerfile b/keycloak/Containerfile
index c6e88fc..09d1c4a 100644
--- a/keycloak/Containerfile
+++ b/keycloak/Containerfile
@@ -1,11 +1,16 @@
-FROM quay.io/keycloak/keycloak:26.0.6
+FROM quay.io/keycloak/keycloak:26.0.7
 
 ENV KC_DB=postgres
 ENV KC_FEATURES=token-exchange,scripts,admin-fine-grained-authz
-ENV KC_HOSTNAME=https://auth.ccchb.de
-ENV KC_HTTP_ENABLED=true
-ENV KC_PROXY_HEADERS=xforwarded
 
 RUN /opt/keycloak/bin/kc.sh build
 
+LABEL org.opencontainers.image.authors=""
+LABEL org.opencontainers.image.url="https://dev.ccchb.de/ccchb/oci-images/src/branch/main/keycloak"
+LABEL org.opencontainers.image.source="https://dev.ccchb.de/ccchb/oci-images/src/branch/main/keycloak"
+LABEL org.opencontainers.image.documentation="https://dev.ccchb.de/ccchb/oci-images/src/branch/main/keycloak"
+LABEL org.opencontainers.image.version=26.0.5
+LABEL org.opencontainers.image.vendor="CCC Bremen"
+LABEL org.opencontainers.image.description="Keycloak image for auth.ccchb.de"
+
 ENTRYPOINT ["/opt/keycloak/bin/kc.sh"]