diff --git a/package-lock.json b/package-lock.json
index abc3f93992..17cee16106 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
   "name": "marked",
-  "version": "3.0.8",
+  "version": "4.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "3.0.8",
+      "version": "4.0.0",
       "license": "MIT",
       "bin": {
         "marked": "bin/marked"
diff --git a/package.json b/package.json
index ea6ffc6f8b..e0865be9a3 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "marked",
   "description": "A markdown parser built for speed",
   "author": "Christopher Jeffrey",
-  "version": "3.0.8",
+  "version": "4.0.0",
   "type": "module",
   "main": "./lib/marked.esm.js",
   "module": "./lib/marked.esm.js",