diff --git a/CHANGELOG.md b/CHANGELOG.md
index 239a431a..7aa6d011 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,50 @@
 # Changelog
 
+## [0.18.3] - 2025-07-16
+
+### 🚀 Features
+
+* *(ci)* add release automation (#226) by @vados-cosmonic in #226
+
+### 🐛 Bug Fixes
+
+* allow for use of both manual & fetchEvent based HTTP (#247) by @vados-cosmonic in #247
+
+* makefile dep for splicer component (#251) by @vados-cosmonic in #251
+
+* add repository.url to package.json (#243) by @vados-cosmonic in #243
+
+* (ci) npm release artifact (#241) by @vados-cosmonic in #241
+
+* (ci) NPM public access release (#239) by @vados-cosmonic in #239
+
+* (ci) remove packages prefix (#232) by @vados-cosmonic in #232
+
+* (ci) remove if for JS projects (#231) by @vados-cosmonic in #231
+
+* (ops) add CHANGELOG.md (#229) by @vados-cosmonic in #229
+
+* do not skip wasi:http export processing (#218) by @vados-cosmonic in #218
+
+* (ci) use a local test server for fetch test (#207) by @vados-cosmonic in #207
+
+### 🚜 Refactor
+
+* splicer WIT and generated bindings (#252) by @vados-cosmonic in #252
+
+* componentize code (#203) by @vados-cosmonic in #203
+
+* (splicer) add explicit error for invalid WIT source (#219) by @vados-cosmonic in #219
+
+### ⚙️ Miscellaneous Tasks
+
+* *(ci)* add clippy (#248) by @vados-cosmonic in #248
+
+* add CHANGELOG.md (#227) by @vados-cosmonic in #227
+
+* (deps) update upstream wasm deps to *.227.1 (#204) by @vados-cosmonic in #204
+
+
 ## [0.18.3-rc.6] - 2025-07-14
 
 ### 🐛 Bug Fixes
diff --git a/package-lock.json b/package-lock.json
index 55eafcd8..335077b3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@bytecodealliance/componentize-js",
-  "version": "0.18.3-rc.5",
+  "version": "0.18.3-rc.6",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@bytecodealliance/componentize-js",
-      "version": "0.18.3-rc.5",
+      "version": "0.18.3-rc.6",
       "workspaces": [
         "."
       ],
diff --git a/package.json b/package.json
index 93a1232f..655e74b6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@bytecodealliance/componentize-js",
-  "version": "0.18.3-rc.6",
+  "version": "0.18.3",
   "homepage": "https://github.com/bytecodealliance/componentize-js#readme",
   "description": "ESM -> WebAssembly Component creator, via a SpiderMonkey JS engine embedding",
   "type": "module",
diff --git a/src/cli.js b/src/cli.js
index 9c9f626f..ee10ec70 100755
--- a/src/cli.js
+++ b/src/cli.js
@@ -22,7 +22,7 @@ export async function componentizeCmd (jsSource, opts) {
 }
 
 program
-  .version('0.18.3-rc.6')
+  .version('0.18.3')
   .description('Create a component from a JavaScript module')
   .usage('<js-source> --wit wit-world.wit -o <component-path>')
   .argument('<js-source>', 'JS source file to build')