diff --git a/api/v2.0/swagger.yaml b/api/v2.0/swagger.yaml
index 7bef499e1..8d02ae8b3 100644
--- a/api/v2.0/swagger.yaml
+++ b/api/v2.0/swagger.yaml
@@ -4137,6 +4137,8 @@ paths:
       operationId: getRentenitionMetadata
       tags:
         - Retention
+      parameters:
+        - $ref: '#/parameters/requestId'
       responses:
         '200':
           description: Get Retention Metadatas successfully.
@@ -4154,6 +4156,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: policy
           in: body
           description: Create Retention Policy successfully.
@@ -4180,6 +4183,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4207,6 +4211,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4227,6 +4232,32 @@ paths:
           $ref: '#/responses/403'
         '500':
           $ref: '#/responses/500'
+    delete:
+      summary: Delete Retention Policy
+      operationId: deleteRetention
+      description: >-
+        Delete Retention Policy, you can reference metadatas API for the policy model.
+        You can check project metadatas to find whether a retention policy is already binded.
+        This method should only be called when retention policy has already binded to project.
+      tags:
+        - Retention
+      parameters:
+        - $ref: '#/parameters/requestId'
+        - name: id
+          in: path
+          type: integer
+          format: int64
+          required: true
+          description: Retention ID.
+      responses:
+        '200':
+          description: Update Retention Policy successfully.
+        '401':
+          $ref: '#/responses/401'
+        '403':
+          $ref: '#/responses/403'
+        '500':
+          $ref: '#/responses/500'
 
   /retentions/{id}/executions:
     post:
@@ -4238,6 +4269,7 @@ paths:
       produces:
         - text/plain
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4270,6 +4302,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4318,6 +4351,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4357,6 +4391,7 @@ paths:
       tags:
         - Retention
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
@@ -4413,6 +4448,7 @@ paths:
       produces:
         - text/plain
       parameters:
+        - $ref: '#/parameters/requestId'
         - name: id
           in: path
           type: integer
diff --git a/src/server/v2.0/handler/retention.go b/src/server/v2.0/handler/retention.go
index e19afda53..d01dda500 100644
--- a/src/server/v2.0/handler/retention.go
+++ b/src/server/v2.0/handler/retention.go
@@ -227,10 +227,26 @@ func (r *retentionAPI) checkRuleConflict(p *policy.Metadata) error {
 	return nil
 }
 
+func (r *retentionAPI) DeleteRetention(ctx context.Context, params operation.DeleteRetentionParams) middleware.Responder {
+	p, err := r.retentionCtl.GetRetention(ctx, params.ID)
+	if err != nil {
+		return r.SendError(ctx, errors.BadRequestError(err))
+	}
+	err = r.requireAccess(ctx, p, rbac.ActionDelete)
+	if err != nil {
+		return r.SendError(ctx, err)
+	}
+
+	if err = r.retentionCtl.DeleteRetention(ctx, params.ID); err != nil {
+		return r.SendError(ctx, err)
+	}
+	return operation.NewDeleteRetentionOK()
+}
+
 func (r *retentionAPI) TriggerRetentionExecution(ctx context.Context, params operation.TriggerRetentionExecutionParams) middleware.Responder {
 	p, err := r.retentionCtl.GetRetention(ctx, params.ID)
 	if err != nil {
-		return r.SendError(ctx, errors.BadRequestError((err)))
+		return r.SendError(ctx, errors.BadRequestError(err))
 	}
 	err = r.requireAccess(ctx, p, rbac.ActionUpdate)
 	if err != nil {