diff --git a/scrapyd/utils.py b/scrapyd/utils.py
index aaa6219f..385769c0 100644
--- a/scrapyd/utils.py
+++ b/scrapyd/utils.py
@@ -1,4 +1,3 @@
-import json
 import os
 import sys
 from subprocess import PIPE, Popen
@@ -6,30 +5,12 @@
 from urllib.parse import urlsplit
 
 from scrapy.utils.misc import load_object
-from twisted.web import resource
 
 from scrapyd.config import Config
 from scrapyd.exceptions import RunnerError
 from scrapyd.sqlite import JsonSqliteDict
 
 
-class JsonResource(resource.Resource):
-    json_encoder = json.JSONEncoder()
-
-    def render(self, txrequest):
-        r = resource.Resource.render(self, txrequest)
-        return self.encode_object(r, txrequest)
-
-    def encode_object(self, obj, txrequest):
-        r = "" if obj is None else self.json_encoder.encode(obj) + "\n"
-        txrequest.setHeader("Content-Type", "application/json")
-        txrequest.setHeader("Access-Control-Allow-Origin", "*")
-        txrequest.setHeader("Access-Control-Allow-Methods", "GET, POST, PATCH, PUT, DELETE")
-        txrequest.setHeader("Access-Control-Allow-Headers", " X-Requested-With")
-        txrequest.setHeader("Content-Length", str(len(r)))
-        return r
-
-
 class UtilsCache:
     # array of project name that need to be invalided
     invalid_cached_projects: ClassVar = []
diff --git a/scrapyd/webservice.py b/scrapyd/webservice.py
index 8d695fa9..1ae850e1 100644
--- a/scrapyd/webservice.py
+++ b/scrapyd/webservice.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import functools
+import json
 import sys
 import traceback
 import uuid
@@ -9,11 +10,11 @@
 from io import BytesIO
 
 from twisted.python import log
-from twisted.web import error, http
+from twisted.web import error, http, resource
 
 from scrapyd.exceptions import EggNotFoundError, ProjectNotFoundError
 from scrapyd.jobstorage import job_items_url, job_log_url
-from scrapyd.utils import JsonResource, UtilsCache, get_spider_list, native_stringify_dict
+from scrapyd.utils import UtilsCache, get_spider_list, native_stringify_dict
 
 
 def param(
@@ -52,6 +53,23 @@ def wrapper(self, txrequest, *args, **kwargs):
     return decorator
 
 
+class JsonResource(resource.Resource):
+    json_encoder = json.JSONEncoder()
+
+    def render(self, txrequest):
+        r = resource.Resource.render(self, txrequest)
+        return self.encode_object(r, txrequest)
+
+    def encode_object(self, obj, txrequest):
+        r = "" if obj is None else self.json_encoder.encode(obj) + "\n"
+        txrequest.setHeader("Content-Type", "application/json")
+        txrequest.setHeader("Access-Control-Allow-Origin", "*")
+        txrequest.setHeader("Access-Control-Allow-Methods", "GET, POST, PATCH, PUT, DELETE")
+        txrequest.setHeader("Access-Control-Allow-Headers", " X-Requested-With")
+        txrequest.setHeader("Content-Length", str(len(r)))
+        return r
+
+
 class WsResource(JsonResource):
     def __init__(self, root):
         JsonResource.__init__(self)