diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96dcb77..9a30bb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Change Log
 
+## [4.5.0](https://github.com/plivo/plivo-node/releases/tag/v4.5.0)(2020-03-31)
+-  Add application cascade delete support.
+
 ## [4.4.0](https://github.com/plivo/plivo-node/releases/tag/v4.4.0)(2020-03-30)
 -  Add Tollfree support for Powerpack
 
diff --git a/lib/resources/applications.js b/lib/resources/applications.js
index 59af9bb..e340aee 100644
--- a/lib/resources/applications.js
+++ b/lib/resources/applications.js
@@ -49,11 +49,17 @@ export class Application extends PlivoResource {
 /**
  * delete application
  * @method
+ * @param {object} params - params to delete application
+ * @param {boolean} [params.cascade] - delete associated endpoints
+ * @param {string} [params.newEndpointApplication] - link associated endpoints with app
  * @promise {object} return true on success
  * @fail {Error} return Error
  */
-  delete() {
-    return super.delete();
+  delete(params) {
+    if (typeof params.cascade === 'boolean') {
+      params.cascade = params.cascade.toString();
+    }
+    return super.delete(params);
   }
 
 }
@@ -157,12 +163,19 @@ export class ApplicationInterface extends PlivoResourceInterface {
  * delete Application
  * @method
  * @param {string} id - id of application
+ * @param {object} params - params to delete application
+ * @param {boolean} [params.cascade] - delete associated endpoints
+ * @param {string} [params.newEndpointApplication] - link associated endpoints with app
  * @promise {object} return true on success
  * @fail {Error} return Error
  */
-  delete(id) {
+  delete(id, params = {}) {
+    if (typeof params.cascade === 'boolean') {
+      params.cascade = params.cascade.toString();
+    }
+
     return new Application(this[clientKey], {
       id: id
-    }).delete();
+    }).delete(params);
   }
 }
diff --git a/package.json b/package.json
index 6215283..e076189 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plivo",
-  "version": "4.4.0",
+  "version": "4.5.0",
   "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": [