diff --git a/tests/ci/api_run.sh b/tests/ci/api_run.sh
index 83f60ffd8bd..1877b2a11b8 100755
--- a/tests/ci/api_run.sh
+++ b/tests/ci/api_run.sh
@@ -27,7 +27,7 @@ elif [ "$1" = 'PROXY_CACHE' ]; then
 elif [ "$1" = 'LDAP' ]; then
     # run ldap api cases
     python $DIR/../../tests/configharbor.py -H $IP -u $HARBOR_ADMIN -p $HARBOR_ADMIN_PASSWD -c auth_mode=ldap_auth \
-                                  ldap_url=ldap://$IP \
+                                  ldap_url=ldaps://$IP \
                                   ldap_search_dn=cn=admin,dc=example,dc=com \
                                   ldap_search_password=admin \
                                   ldap_base_dn=dc=example,dc=com \
diff --git a/tests/resources/Harbor-Util.robot b/tests/resources/Harbor-Util.robot
index 4d466255adc..a6ba2e080b0 100644
--- a/tests/resources/Harbor-Util.robot
+++ b/tests/resources/Harbor-Util.robot
@@ -80,7 +80,7 @@ Switch To LDAP
     Config Harbor cfg  auth=ldap_auth  http_proxy=https
     Prepare
     Up Harbor
-    Docker Pull  osixia/openldap:1.1.7
+    Docker Pull  osixia/openldap:1.5.0
     ${rc}  ${output}=  Run And Return Rc And Output  cd tests && ./ldapprepare.sh
     Log  ${rc}
     Log  ${output}