diff --git a/package-lock.json b/package-lock.json
index 4c95fde..d6cabe3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "simplex-noise",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "simplex-noise",
-      "version": "4.0.0",
+      "version": "4.0.1",
       "license": "MIT",
       "devDependencies": {
         "@parcel/packager-ts": "^2.6.2",
diff --git a/package.json b/package.json
index d96acb4..fbc84e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "simplex-noise",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "simplex-noise is a fast simplex noise implementation in Javascript. Works in node and in the browser.",
   "homepage": "https://github.com/jwagner/simplex-noise.js",
   "author": "Jonas Wagner <jonas@29a.ch> (http://29a.ch/)",