diff --git a/config/piler-default.yml b/config/piler-default.yml
index 194ba13..6cc6739 100644
--- a/config/piler-default.yml
+++ b/config/piler-default.yml
@@ -17,7 +17,7 @@ services:
       - MYSQL_PASSWORD=${MYSQL_PASSWORD}
       - MYSQL_RANDOM_ROOT_PASSWORD=yes
       - TZ="Europe/Berlin"
-      #- MARIADB_AUTO_UPGRADE=TRUE
+      - MARIADB_AUTO_UPGRADE=1
     command: --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
     healthcheck:
       test: mysql --user=${MYSQL_USER} --password=${MYSQL_PASSWORD} piler --execute "show tables"
diff --git a/config/piler-ssl.yml b/config/piler-ssl.yml
index d344930..0ccdb9c 100644
--- a/config/piler-ssl.yml
+++ b/config/piler-ssl.yml
@@ -45,7 +45,7 @@ services:
       - MYSQL_PASSWORD=${MYSQL_PASSWORD}
       - MYSQL_RANDOM_ROOT_PASSWORD=yes
       - TZ="Europe/Berlin"
-      #- MARIADB_AUTO_UPGRADE=TRUE
+      - MARIADB_AUTO_UPGRADE=1
     command: --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
     healthcheck:
       test: mysql --user=${MYSQL_USER} --password=${MYSQL_PASSWORD} piler --execute "show tables"