diff --git a/Dockerfile b/Dockerfile
index 3101400..9527e1b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -45,7 +45,7 @@ LABEL org.opensuse.release-stage="released"
 LABEL io.artifacthub.package.readme-url="https://raw.githubusercontent.com/SUSE/BCI-dockerfile-generator/Tumbleweed/mariadb-image/README.md"
 ENTRYPOINT ["docker-entrypoint.sh"]
 CMD ["mariadbd"]
-EXPOSE 3306
+EXPOSE 3306/tcp
 # sanity check that the version from the tag is equal to the version of mariadb-client that we expect
 RUN set -euo pipefail; [ "$(rpm -q --qf '%{version}' mariadb-client | cut -d '.' -f -2)" = "11.5" ]
 
diff --git a/mariadb-image.changes b/mariadb-image.changes
index fb47b8b..0b1d108 100644
--- a/mariadb-image.changes
+++ b/mariadb-image.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Oct 30 18:28:27 UTC 2024 - SUSE Update Bot <bci-internal@suse.de>
+
+- be explicit in protocol for expose statement
+
 -------------------------------------------------------------------
 Wed Oct 30 15:34:45 UTC 2024 - SUSE Update Bot <bci-internal@suse.de>