diff --git a/lib/AvaTaxClient.js b/lib/AvaTaxClient.js
index 83730531..18fe1949 100644
--- a/lib/AvaTaxClient.js
+++ b/lib/AvaTaxClient.js
@@ -10,7 +10,7 @@
  * @author     Ted Spence <ted.spence@avalara.com>
  * @copyright  2004-2018 Avalara, Inc.
  * @license    https://www.apache.org/licenses/LICENSE-2.0
- * @version    19.9.0
+ * @version    19.9.1
  * @link       https://github.com/avadev/AvaTax-REST-V2-JS-SDK
  */
 
@@ -41,7 +41,7 @@ export default class AvaTaxClient {
       appName +
       '; ' +
       appVersion +
-      '; JavascriptSdk; 19.9.0; ' +
+      '; JavascriptSdk; 19.9.1; ' +
       machineName;
   }
 
diff --git a/package.json b/package.json
index 94b5b90e..4e3b7a83 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "avatax",
-  "version": "19.9.0",
+  "version": "19.9.1",
   "description": "AvaTax v2 SDK for languages using JavaScript",
   "main": "index.js",
   "homepage": "https://github.com/avadev/AvaTax-REST-V2-JS-SDK",