diff --git a/CHANGELOG.md b/CHANGELOG.md
index a1e419e4..53007640 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,13 @@
 # Change Log
 
+## [v4.56.2](https://github.com/plivo/plivo-node/tree/v4.56.2) (2023-09-01)
+**Bug fix - Unable to build TypeScript on Version 4.56.0**
+- Fix TypeScript build error
+
 ## [v4.56.1](https://github.com/plivo/plivo-node/tree/v4.56.1) (2023-09-01)
 **Bug Fix - unrent powerpack number**
 - Fix for Error: invalid powerpack number delete request (400) - Unrent Powerpack Number
 
-
 ## [v4.56.0](https://github.com/plivo/plivo-node/tree/v4.56.0) (2023-08-25)
 **Feature - Added New Param 'carrier_fees', 'carrier_fees_rate', 'destination_network' in Get Message and List Message APIs**
 - Added new params on message get and list response
diff --git a/package-lock.json b/package-lock.json
index 9a025466..ccee0892 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "plivo",
-  "version": "4.56.0",
+  "version": "4.56.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -6137,4 +6137,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/package.json b/package.json
index aaf37b3d..f79c43f5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plivo",
-  "version": "4.56.1",
+  "version": "4.56.2",
   "description": "A Node.js SDK to make voice calls and send SMS using Plivo and to generate Plivo XML",
   "homepage": "https://github.com/plivo/plivo-node",
   "files": [
diff --git a/types/resources/maskingSession.d.ts b/types/resources/maskingSession.d.ts
index c5b277a5..e5c235a2 100644
--- a/types/resources/maskingSession.d.ts
+++ b/types/resources/maskingSession.d.ts
@@ -141,7 +141,7 @@ export class MaskingSessionInterface extends PlivoResourceInterface {
 	 * @returns {Promise<PlivoGenericResponse>} - Resolves to a PlivoGenericResponse object
 	 * @throws {Error} - Throws an error if the list masking sessions request fails
 	 */
-	listMaskingSession(params ? : {}): Promise < ListMaskingSessionResponse > ;	
+	listMaskingSession(params ? : {}): Promise < ListMaskingSessionResponse > ;
 
 	/**
      * Get a masking session
@@ -159,4 +159,8 @@ export class MaskingSessionInterface extends PlivoResourceInterface {
      * @fail {Error} returns Error
      */
 	deleteMaskingSession(sessionUuid: string): Promise < DeleteMaskingSessionResponse > ;
-}
\ No newline at end of file
+}
+import {
+  PlivoResource,
+	PlivoResourceInterface
+} from "../base";