diff --git a/pkg/lorry/client/client.go b/pkg/lorry/client/client.go
index 7ceddf739e3..3a7f251b72a 100644
--- a/pkg/lorry/client/client.go
+++ b/pkg/lorry/client/client.go
@@ -211,9 +211,10 @@ func (cli *lorryClient) JoinMember(ctx context.Context) error {
 
 // LeaveMember sends a Leave member operation request to Lorry, located on the target pod that is about to leave.
 func (cli *lorryClient) LeaveMember(ctx context.Context, memberName string) error {
-	req := map[string]any{
+	parameters := map[string]any{
 		"memberName": memberName,
 	}
+	req := map[string]any{"parameters": parameters}
 	_, err := cli.Request(ctx, string(LeaveMemberOperation), http.MethodPost, req)
 	return err
 }