diff --git a/gemp-lotr/docker/gemp_db.Dockerfile b/gemp-lotr/docker/gemp_db.Dockerfile
index 9693eb717..62665abce 100644
--- a/gemp-lotr/docker/gemp_db.Dockerfile
+++ b/gemp-lotr/docker/gemp_db.Dockerfile
@@ -1,4 +1,4 @@
-FROM mariadb AS MariaDB
+FROM mariadb:10.5 AS MariaDB
 
 COPY ./database_script.sql /docker-entrypoint-initdb.d
 COPY ./docker/initial_user_setup.sql /docker-entrypoint-initdb.d