diff --git a/tests/ldapprepare.sh b/tests/ldapprepare.sh
index 3bc22a183..cd1418a50 100755
--- a/tests/ldapprepare.sh
+++ b/tests/ldapprepare.sh
@@ -6,9 +6,11 @@ docker run --env LDAP_ORGANISATION="Harbor." \
 --env LDAP_DOMAIN="example.com" \
 --env LDAP_ADMIN_PASSWORD="admin" \
 --env LDAP_TLS_VERIFY_CLIENT="never" \
+--env LDAP_TLS_PROTOCOL_MIN=3.0 \
+--env LDAP_TLS_CIPHER_SUITE="normal" \
 -p 389:389 \
 -p 636:636 \
---detach --name $NAME osixia/openldap:1.1.7
+--detach --name $NAME osixia/openldap:1.5.0
 
 sleep 5
 docker cp ldap_test.ldif ldap_server:/