diff --git a/apps/OpenSignServer/cloud/customRoute/v1/routes/CreateDocumentWithTemplate.js b/apps/OpenSignServer/cloud/customRoute/v1/routes/CreateDocumentWithTemplate.js
index 630fe1090..25f01ebcb 100644
--- a/apps/OpenSignServer/cloud/customRoute/v1/routes/CreateDocumentWithTemplate.js
+++ b/apps/OpenSignServer/cloud/customRoute/v1/routes/CreateDocumentWithTemplate.js
@@ -50,7 +50,7 @@ export default async function createDocumentWithTemplate(request, response) {
   const folderId = request.body.folderId;
   const templateId = request.params.template_id;
   const protocol = customAPIurl();
-  const baseUrl = new URL(process.env.SERVER_URL);
+  const baseUrl = new URL(process.env.PUBLIC_URL);
   const send_email = request.body.send_email;
   const email_subject = request.body.email_subject;
   const email_body = request.body.email_body;
diff --git a/apps/OpenSignServer/cloud/customRoute/v1/routes/createTemplate.js b/apps/OpenSignServer/cloud/customRoute/v1/routes/createTemplate.js
index a0874f1e0..851d5a88c 100644
--- a/apps/OpenSignServer/cloud/customRoute/v1/routes/createTemplate.js
+++ b/apps/OpenSignServer/cloud/customRoute/v1/routes/createTemplate.js
@@ -8,7 +8,7 @@ export default async function createTemplate(request, response) {
   const base64File = request.body.file;
   const SendinOrder = request.body.sendInOrder || false;
   const fileData = request.files?.[0] ? request.files[0].buffer : null;
-  const baseUrl = new URL(process.env.SERVER_URL);
+  const baseUrl = new URL(process.env.PUBLIC_URL);
 
   try {
     const reqToken = request.headers['x-api-token'];
diff --git a/apps/OpenSignServer/cloud/customRoute/v1/routes/draftDocument.js b/apps/OpenSignServer/cloud/customRoute/v1/routes/draftDocument.js
index 7651c580e..2bb36b518 100644
--- a/apps/OpenSignServer/cloud/customRoute/v1/routes/draftDocument.js
+++ b/apps/OpenSignServer/cloud/customRoute/v1/routes/draftDocument.js
@@ -14,7 +14,7 @@ export default async function draftDocument(request, response) {
   const SendinOrder = request.body.sendInOrder || false;
   // console.log('fileData ', fileData);
   const protocol = customAPIurl();
-  const baseUrl = new URL(process.env.SERVER_URL);
+  const baseUrl = new URL(process.env.PUBLIC_URL);
 
   try {
     const reqToken = request.headers['x-api-token'];