diff --git a/x-pack/test/kerberos_api_integration/config.ts b/x-pack/test/kerberos_api_integration/config.ts
index a1e1466ae40ed..5de397a4cca1a 100644
--- a/x-pack/test/kerberos_api_integration/config.ts
+++ b/x-pack/test/kerberos_api_integration/config.ts
@@ -34,6 +34,7 @@ export default async function({ readConfigFile }: FtrConfigProviderContext) {
         ...xPackAPITestsConfig.get('esTestCluster.serverArgs'),
         'xpack.security.authc.token.enabled=true',
         'xpack.security.authc.token.timeout=15s',
+        'xpack.security.authc.realms.kerberos.kerb1.order=0',
         `xpack.security.authc.realms.kerberos.kerb1.keytab.path=${kerberosKeytabPath}`,
       ],
       serverEnvVars: {