diff --git a/modules/craftBidAdapter.js b/modules/craftBidAdapter.js
index 3838f5dee59..0124f96a107 100644
--- a/modules/craftBidAdapter.js
+++ b/modules/craftBidAdapter.js
@@ -7,7 +7,7 @@ import includes from 'core-js-pure/features/array/includes.js';
 import { getStorageManager } from '../src/storageManager.js';
 
 const BIDDER_CODE = 'craft';
-const URL = 'https://gacraft.jp/prebid-v3';
+const URL_BASE = 'https://gacraft.jp/prebid-v3';
 const TTL = 360;
 const storage = getStorageManager();
 
@@ -143,10 +143,11 @@ function formatRequest(payload, bidderRequest) {
       withCredentials: false
     };
   }
+
   const payloadString = JSON.stringify(payload);
   return {
     method: 'POST',
-    url: URL,
+    url: `${URL_BASE}/${payload.tags[0].sitekey}`,
     data: payloadString,
     bidderRequest,
     options
diff --git a/test/spec/modules/craftBidAdapter_spec.js b/test/spec/modules/craftBidAdapter_spec.js
index ef7dd7c3232..3f4bc977016 100644
--- a/test/spec/modules/craftBidAdapter_spec.js
+++ b/test/spec/modules/craftBidAdapter_spec.js
@@ -81,7 +81,7 @@ describe('craftAdapter', function () {
     it('sends bid request to ENDPOINT via POST', function () {
       let request = spec.buildRequests(bidRequests, bidderRequest);
       expect(request.method).to.equal('POST');
-      expect(request.url).to.equal('https://gacraft.jp/prebid-v3');
+      expect(request.url).to.equal('https://gacraft.jp/prebid-v3/craft-prebid-example');
       let data = JSON.parse(request.data);
       expect(data.tags).to.deep.equals([{
         sitekey: 'craft-prebid-example',