diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec7c704c..66cdf0ea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 ## Change log
+### Version: 3.24.2
+#### Date:  March-03-2025
+##### Fix:
+ - Reset Timeline Preview variables
+
 ### Version: 3.24.1
 #### Date:  February-03-2025
 ##### Fix:
diff --git a/package.json b/package.json
index 91d37598..cecc8176 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "contentstack",
-  "version": "3.24.2",
+  "version": "3.24.3",
   "description": "Contentstack Javascript SDK",
   "homepage": "https://www.contentstack.com/",
   "author": {
diff --git a/src/core/stack.js b/src/core/stack.js
index 4b6036fd..599e1ff3 100755
--- a/src/core/stack.js
+++ b/src/core/stack.js
@@ -258,9 +258,13 @@ export default class Stack {
             }
             if (params.has('release_id')) {
                 this.headers['release_id'] = params.get('release_id');
+            } else {
+                delete this.headers['release_id'];
             }
             if (params.has('preview_timestamp')) {
                 this.headers['preview_timestamp'] = params.get('preview_timestamp');
+            } else {
+                delete this.headers['preview_timestamp'];
             }
         }
     }
@@ -274,9 +278,13 @@ export default class Stack {
 
         if (query.hasOwnProperty('release_id')) {
             this.headers['release_id'] = query.release_id;
+        } else {
+            delete this.headers['release_id'];
         }
         if (query.hasOwnProperty('preview_timestamp')) {
             this.headers['preview_timestamp'] = query.preview_timestamp;
+        } else {
+            delete this.headers['preview_timestamp'];
         }
     }