diff --git a/.env-sample b/.env-sample
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+###
+# PostgreSQL
+#
+
+POSTGRES_DB=keycloak
+POSTGRES_USER=keycloak
+POSTGRES_PASSWORD=put-your-DB-password-here
+
+###
+# Keycloak
+#
+
+KEYCLOAK_HOSTNAME=acceso.txs.es
+KEYCLOAK_USER=admin
+KEYCLOAK_PASSWORD=put-your-Keycloak-admin-password-here