diff --git a/CHANGELOG.md b/CHANGELOG.md
index a82d91e6..2c11ea9d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 ## Change log
 
+### Version: 3.25.2
+#### Date:  April-02-2025
+##### Fix:
+ - allow number, string, object, boolean, and RegExp as valid query parameters in sync method
+
 ### Version: 3.25.1
 #### Date:  April-01-2025
 ##### Fix:
diff --git a/package-lock.json b/package-lock.json
index 0b706898..c5e90ab8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "contentstack",
-  "version": "3.25.1",
+  "version": "3.25.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "contentstack",
-      "version": "3.25.1",
+      "version": "3.25.2",
       "license": "MIT",
       "dependencies": {
         "@contentstack/utils": "^1.3.18",
diff --git a/package.json b/package.json
index c6bf4a51..a3427ed2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "contentstack",
-  "version": "3.25.1",
+  "version": "3.25.2",
   "description": "Contentstack Javascript SDK",
   "homepage": "https://www.contentstack.com/",
   "author": {
diff --git a/src/core/stack.js b/src/core/stack.js
index 2b9ed88b..b9206fd3 100755
--- a/src/core/stack.js
+++ b/src/core/stack.js
@@ -603,9 +603,16 @@ export default class Stack {
 
         if (params) {
             for (const key in params) {
+                const value = params[key];
                 if (params.hasOwnProperty(key)) {
-                    if (typeof params[key] !== "string" && typeof params[key] !== "number") {
-                        throw new Error(`Invalid parameter value for key "${key}": must be a string or number.`);
+                    if (
+                        typeof value !== "string" &&
+                        typeof value !== "number" &&
+                        typeof value !== "boolean" &&
+                        !(value instanceof RegExp) &&
+                        (typeof value !== "object" || value === null)
+                    ) {
+                        throw new Error(`Invalid parameter value for key "${key}": must be a string, number, object, boolean, or RegExp.`);
                     }
                     this._query[key] = params[key];
                 }
diff --git a/test/typescript/sync.test.ts b/test/typescript/sync.test.ts
new file mode 100644
index 00000000..e6614573
--- /dev/null
+++ b/test/typescript/sync.test.ts
@@ -0,0 +1,37 @@
+import * as Contentstack from '../..';
+
+const stack = Contentstack.Stack({ api_key: 'api_key', delivery_token: 'delivery_token', environment: 'environment', fetchOptions: {
+    logHandler: () => {
+
+    }
+}});
+
+describe('Sync Test', () => {
+    test('Sync init test', done => {
+        const response = makeSync({"init": true})
+        expect(response).not.toEqual(undefined)
+        done();
+    });
+
+    test('Sync with startdate test', done => {
+        const response = makeSync({"init": true, "start_from": "2025-04-02"})
+        expect(response).not.toEqual(undefined)
+        done();
+    });
+
+    test('Sync with locale test', done => {
+        const response = makeSync({"init": true, "locale": "en-us"})
+        expect(response).not.toEqual(undefined)
+        done();
+    });
+
+    test('Sync with contentTypeUid test', done => {
+        const response = makeSync({"init": true, "content_type_uid": "ct_uid"})
+        expect(response).not.toEqual(undefined)
+        done();
+    });
+});
+
+function makeSync(params: any) {
+    return stack.sync(params)
+}
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