diff --git a/9.5/docker-entrypoint-initdb.d/setup-confd.sh b/9.5/docker-entrypoint-initdb.d/setup-confd.sh
new file mode 100644
index 0000000000..5e7773f584
--- /dev/null
+++ b/9.5/docker-entrypoint-initdb.d/setup-confd.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+set -e
+
+echo "include_dir 'conf.d'" >> /var/lib/postgresql/data/postgresql.conf