diff --git a/389-ds-container.changes b/389-ds-container.changes
index f7a4809..87aaec0 100644
--- a/389-ds-container.changes
+++ b/389-ds-container.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
+
 -------------------------------------------------------------------
 Fri Oct 11 15:12:52 UTC 2024 - SUSE Update Bot <bci-internal@suse.de>
 
diff --git a/Dockerfile b/Dockerfile
index 9a1915b..b85e613 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -44,7 +44,7 @@ LABEL org.opensuse.release-stage="released"
 # endlabelprefix
 LABEL io.artifacthub.package.readme-url="https://raw.githubusercontent.com/SUSE/BCI-dockerfile-generator/Tumbleweed/389-ds-container/README.md"
 CMD ["/usr/lib/dirsrv/dscontainer", "-r"]
-EXPOSE 3389 3636
+EXPOSE 3389/tcp 3636/tcp
 
 COPY nsswitch.conf /etc/nsswitch.conf