diff --git a/tests/integration/v3_auth_test.go b/tests/integration/v3_auth_test.go
index 99df0561c59b..b391ff5c72a3 100644
--- a/tests/integration/v3_auth_test.go
+++ b/tests/integration/v3_auth_test.go
@@ -564,7 +564,7 @@ func TestV3AuthWatchErrorAndWatchId0(t *testing.T) {
 	go func() {
 		wChan := c.Watch(ctx, "k1", clientv3.WithRev(1))
 		watchResponse := <-wChan
-		fmt.Printf("watch response from k1: %v\n", watchResponse)
+		t.Logf("watch response from k1: %v", watchResponse)
 		testutil.AssertTrue(t, len(watchResponse.Events) != 0)
 		watchEndCh <- struct{}{}
 	}()