diff --git a/dockerfiles/test-bitnami-ldap/Dockerfile b/dockerfiles/test-bitnami-ldap/Dockerfile
index 3840e1fcf..1981fe9ac 100644
--- a/dockerfiles/test-bitnami-ldap/Dockerfile
+++ b/dockerfiles/test-bitnami-ldap/Dockerfile
@@ -1,4 +1,11 @@
-# Copyright 2024 the Pinniped contributors. All Rights Reserved.
+# Copyright 2024-2025 the Pinniped contributors. All Rights Reserved.
 # SPDX-License-Identifier: Apache-2.0
 
-FROM bitnami/openldap:2.6.10
+# It seems that Bitnami no longer supports openldap.
+# See https://github.com/bitnami/containers/issues/83267
+# All existing container images have been migrated from the public catalog (docker.io/bitnami) to
+# the “Bitnami Legacy” repository (docker.io/bitnamilegacy), where they will no longer receive updates.
+#
+# FROM bitnami/openldap:2.6.10
+
+FROM bitnamilegacy/openldap:2.6.10