diff --git a/docs/qos.md b/docs/qos.md
index 6e068762651..902675249e0 100644
--- a/docs/qos.md
+++ b/docs/qos.md
@@ -40,7 +40,7 @@ spec:
               type: object
               properties:
                 priority:
-                  type: string					# Value in range 0 to 4,294,967,295.
+                  type: string					# Value in range 0 to 7.
   scope: Cluster
   names:
     plural: htbqoses
@@ -54,9 +54,9 @@ The spec parameter has only one field, `htbqoses.spec.priority`, which value rep
 ```
 mac@bogon kube-ovn % kubectl get htbqos
 NAME            PRIORITY
-htbqos-high     100
-htbqos-low      300
-htbqos-medium   200
+htbqos-high     1
+htbqos-low      5
+htbqos-medium   3
 ```
 Specific priority values are unimportant, only relative ordering matters. The smaller the priority value, the higher the QoS priority.
 
diff --git a/pkg/controller/init.go b/pkg/controller/init.go
index cab88ad00e9..1beef1fc849 100644
--- a/pkg/controller/init.go
+++ b/pkg/controller/init.go
@@ -743,11 +743,11 @@ func (c *Controller) initHtbQos() error {
 
 		switch qosName {
 		case util.HtbQosHigh:
-			priority = "100"
+			priority = "1"
 		case util.HtbQosMedium:
-			priority = "200"
+			priority = "3"
 		case util.HtbQosLow:
-			priority = "300"
+			priority = "5"
 		default:
 			klog.Errorf("qos %s is not default defined", qosName)
 		}
diff --git a/test/e2e/qos/qos.go b/test/e2e/qos/qos.go
index 0297d133c6b..2f9f1d45177 100644
--- a/test/e2e/qos/qos.go
+++ b/test/e2e/qos/qos.go
@@ -231,7 +231,7 @@ var _ = Describe("[Qos]", func() {
 			Spec: kubeovn.SubnetSpec{
 				CIDRBlock:  cidr,
 				Protocol:   util.CheckProtocol(cidr),
-				HtbQos:     util.HtbQosHigh,
+				HtbQos:     util.HtbQosLow,
 				Namespaces: []string{namespace},
 			},
 		}
@@ -243,7 +243,7 @@ var _ = Describe("[Qos]", func() {
 
 		subnet, err := f.OvnClientSet.KubeovnV1().Subnets().Get(context.Background(), name, metav1.GetOptions{})
 		Expect(err).NotTo(HaveOccurred())
-		Expect(subnet.Spec.HtbQos).To(Equal(util.HtbQosHigh))
+		Expect(subnet.Spec.HtbQos).To(Equal(util.HtbQosLow))
 
 		autoMount := false
 		oriPod := &corev1.Pod{
@@ -282,11 +282,11 @@ var _ = Describe("[Qos]", func() {
 		time.Sleep(3 * time.Second)
 		priority, _, err := framework.GetPodHtbQosPara(name, namespace)
 		Expect(err).NotTo(HaveOccurred())
-		Expect(priority).To(Equal("100"))
+		Expect(priority).To(Equal("5"))
 
 		By("Annotate pod with priority")
 		pod := oriPod.DeepCopy()
-		pod.Annotations[util.PriorityAnnotation] = "60"
+		pod.Annotations[util.PriorityAnnotation] = "2"
 
 		patch, err := util.GenerateStrategicMergePatchPayload(oriPod, pod)
 		Expect(err).NotTo(HaveOccurred())
@@ -296,13 +296,13 @@ var _ = Describe("[Qos]", func() {
 
 		pod, err = f.KubeClientSet.CoreV1().Pods(namespace).Get(context.Background(), name, metav1.GetOptions{})
 		Expect(err).NotTo(HaveOccurred())
-		Expect(pod.Annotations[util.PriorityAnnotation]).To(Equal("60"))
+		Expect(pod.Annotations[util.PriorityAnnotation]).To(Equal("2"))
 
 		By("Check Ovs Qos Para")
 		time.Sleep(3 * time.Second)
 		priority, _, err = framework.GetPodHtbQosPara(name, namespace)
 		Expect(err).NotTo(HaveOccurred())
-		Expect(priority).To(Equal("60"))
+		Expect(priority).To(Equal("2"))
 
 		By("Delete Pod priority annotation")
 		testPod := pod.DeepCopy()
@@ -321,7 +321,7 @@ var _ = Describe("[Qos]", func() {
 		time.Sleep(3 * time.Second)
 		priority, _, err = framework.GetPodHtbQosPara(name, namespace)
 		Expect(err).NotTo(HaveOccurred())
-		Expect(priority).To(Equal("100"))
+		Expect(priority).To(Equal("5"))
 
 		By("Delete pod")
 		err = f.KubeClientSet.CoreV1().Pods(namespace).Delete(context.Background(), pod.Name, metav1.DeleteOptions{})