diff --git a/bignumber.js b/bignumber.js
index dff3165..da6d84b 100644
--- a/bignumber.js
+++ b/bignumber.js
@@ -2,7 +2,7 @@
   'use strict';
 
 /*
- *      bignumber.js v9.1.0
+ *      bignumber.js v9.1.1
  *      A JavaScript library for arbitrary-precision arithmetic.
  *      https://github.com/MikeMcl/bignumber.js
  *      Copyright (c) 2022 Michael Mclaughlin <M8ch88l@gmail.com>
diff --git a/bignumber.mjs b/bignumber.mjs
index db229a1..175a3aa 100644
--- a/bignumber.mjs
+++ b/bignumber.mjs
@@ -1,5 +1,5 @@
 /*
- *      bignumber.js v9.1.0
+ *      bignumber.js v9.1.1
  *      A JavaScript library for arbitrary-precision arithmetic.
  *      https://github.com/MikeMcl/bignumber.js
  *      Copyright (c) 2022 Michael Mclaughlin <M8ch88l@gmail.com>
diff --git a/package.json b/package.json
index cd8a2aa..6d60316 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "bignumber.js",
   "description": "A library for arbitrary-precision decimal and non-decimal arithmetic",
-  "version": "9.1.0",
+  "version": "9.1.1",
   "keywords": [
     "arbitrary",
     "precision",