diff --git a/kyuubi-metrics/src/test/scala/org/apache/kyuubi/metrics/MetricsSystemSuite.scala b/kyuubi-metrics/src/test/scala/org/apache/kyuubi/metrics/MetricsSystemSuite.scala
index d895e89640b..0b583cfae5c 100644
--- a/kyuubi-metrics/src/test/scala/org/apache/kyuubi/metrics/MetricsSystemSuite.scala
+++ b/kyuubi-metrics/src/test/scala/org/apache/kyuubi/metrics/MetricsSystemSuite.scala
@@ -110,9 +110,9 @@ class MetricsSystemSuite extends KyuubiFunSuite {
     assert(metricsSystem.getGauge(MetricsConstants.THRIFT_SSL_CERT_EXPIRATION).isEmpty)
     metricsSystem.registerGauge(
       MetricsConstants.THRIFT_SSL_CERT_EXPIRATION,
-      () => System.currentTimeMillis(),
+      1000,
       0)
-    assert(metricsSystem.getGauge(MetricsConstants.THRIFT_SSL_CERT_EXPIRATION).isDefined)
+    assert(metricsSystem.getGauge(MetricsConstants.THRIFT_SSL_CERT_EXPIRATION).get.getValue == 1000)
 
     metricsSystem.stop()
   }