diff --git a/CHANGELOG.md b/CHANGELOG.md
index 65a1554..05ae842 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,6 @@
 # Change Log
+## [v4.20.0](https://github.com/plivo/plivo-node/tree/v4.20.0) (2021-07-06)
+- Powerpack ID filter for list MDR
 
 ## [v4.19.1](https://github.com/plivo/plivo-node/tree/v4.19.1) (2021-07-05)
 - **WARNING**: Removed the total_count parameter in meta data for list MDR response
diff --git a/lib/resources/messages.js b/lib/resources/messages.js
index 5788d21..2218d4a 100644
--- a/lib/resources/messages.js
+++ b/lib/resources/messages.js
@@ -42,6 +42,7 @@ export class MessageGetResponse {
         this.totalAmount = params.totalAmount;
         this.totalRate = params.totalRate;
         this.units = params.units;
+        this.powerpackID = params.powerpackId
     }
 }
 
@@ -60,6 +61,7 @@ export class MessageListResponse {
         this.totalAmount = params.totalAmount;
         this.totalRate = params.totalRate;
         this.units = params.units;
+        this.powerpackID = params.powerpackId;
     }
 }
 
diff --git a/package.json b/package.json
index e40b1c5..d429fd9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plivo",
-  "version": "4.19.1",
+  "version": "4.20.0",
   "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/messages.d.ts b/types/resources/messages.d.ts
index 6d6b37d..c709edc 100644
--- a/types/resources/messages.d.ts
+++ b/types/resources/messages.d.ts
@@ -19,6 +19,7 @@ export class MessageGetResponse {
 	totalAmount: string;
 	totalRate: string;
 	units: string;
+	powerpackId: string;
 }
 export class MessageListResponse {
 	constructor(params: object);
@@ -34,6 +35,7 @@ export class MessageListResponse {
 	totalAmount: string;
 	totalRate: string;
     units: string;
+	powerpackId: string;
 }
 export class MMSMediaResponse {
 	constructor(params: object);