diff --git a/changelog.md b/changelog.md
index a177f66..1c2d17b 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## 2025-10-07 - 1.4.1 - fix(tests)
+Remove updated_at from post and page update test payloads
+
+- Stop setting updated_at in test update payloads to avoid mutating server-managed timestamps
+- Changed test/test.post.node.ts: removed updated_at assignment when updating a post
+- Changed test/test.page.node.ts: removed updated_at assignment when updating a page
+
 ## 2025-10-07 - 1.4.0 - feat(classes.ghost)
 Add members, settings and webhooks support; implement Member class and add tests
 
diff --git a/test/test.page.node.ts b/test/test.page.node.ts
index 4e69dde..ef49350 100644
--- a/test/test.page.node.ts
+++ b/test/test.page.node.ts
@@ -89,8 +89,7 @@ tap.test('should update page', async () => {
   if (createdPage) {
     const updatedPage = await createdPage.update({
       ...createdPage.pageData,
-      html: '<p>This page has been updated.</p>',
-      updated_at: new Date().toISOString()
+      html: '<p>This page has been updated.</p>'
     });
     expect(updatedPage).toBeInstanceOf(ghost.Page);
     console.log(`Updated page: ${updatedPage.getId()}`);
diff --git a/test/test.post.node.ts b/test/test.post.node.ts
index 099db64..3405c77 100644
--- a/test/test.post.node.ts
+++ b/test/test.post.node.ts
@@ -108,8 +108,7 @@ tap.test('should update post', async () => {
   if (createdPost) {
     const updatedPost = await createdPost.update({
       ...createdPost.postData,
-      html: '<p>This post has been updated.</p>',
-      updated_at: new Date().toISOString()
+      html: '<p>This post has been updated.</p>'
     });
     expect(updatedPost).toBeInstanceOf(ghost.Post);
     console.log(`Updated post: ${updatedPost.getId()}`);
diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 1e59d54..29f218f 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@apiclient.xyz/ghost',
-  version: '1.4.0',
+  version: '1.4.1',
   description: 'An unofficial Ghost CMS API package enabling content and admin functionality for managing posts.'
 }