diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f2cfb6..3d15b86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # did-web-driver ChangeLog
 
-## 4.0.0 -
+## 4.0.0 - 2024-01-23
 Note: API and usage should remain the same.
 
 ### Changed
diff --git a/package.json b/package.json
index a3211c0..b96b26b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@interop/did-web-resolver",
   "description": "A did:web method Decentralized Identifier (DID) resolver for the did-io library.",
-  "version": "3.0.1",
+  "version": "4.0.0",
   "author": {
     "name": "Dmitri Zagidulin",
     "url": "https://github.com/dmitrizagidulin/"