diff --git a/computer-test/src/main/java/org/apache/hugegraph/computer/k8s/MiniKubeTest.java b/computer-test/src/main/java/org/apache/hugegraph/computer/k8s/MiniKubeTest.java
index 8b630ba8a..77161b415 100644
--- a/computer-test/src/main/java/org/apache/hugegraph/computer/k8s/MiniKubeTest.java
+++ b/computer-test/src/main/java/org/apache/hugegraph/computer/k8s/MiniKubeTest.java
@@ -246,6 +246,7 @@ public void testJobCancelled() {
         jobState.jobStatus(JobStatus.INITIALIZING);
         Mockito.verify(jobObserver, Mockito.timeout(15000L).atLeast(1))
                .onJobStateChanged(Mockito.eq(jobState));
+        Mockito.clearInvocations(jobObserver);
 
         this.driver.cancelJob(jobId, params);