diff --git a/.ci/docker-compose-file/openldap/Dockerfile b/.ci/docker-compose-file/openldap/Dockerfile
index adbb80800..b42f12a9d 100644
--- a/.ci/docker-compose-file/openldap/Dockerfile
+++ b/.ci/docker-compose-file/openldap/Dockerfile
@@ -1,4 +1,4 @@
-FROM buildpack-deps:stretch
+FROM buildpack-deps:stable
 
 ARG LDAP_TAG=2.4.50