diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4b91aa9fbab..02b118925ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # rollup changelog
 
+## 4.16.3
+
+_2024-04-23_
+
+### Bug Fixes
+
+- Do not optimize IIFEs that have a name and are again referenced inside their definition (#5486)
+
+### Pull Requests
+
+- [#5486](https://github.com/rollup/rollup/pull/5486): fix: only optimize annoymous iife (@liuly0322)
+
 ## 4.16.2
 
 _2024-04-22_
diff --git a/browser/package.json b/browser/package.json
index 159d7e34c02..91f0a5274ce 100644
--- a/browser/package.json
+++ b/browser/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rollup/browser",
-  "version": "4.16.2",
+  "version": "4.16.3",
   "description": "Next-generation ES module bundler browser build",
   "main": "dist/rollup.browser.js",
   "module": "dist/es/rollup.browser.js",
diff --git a/package-lock.json b/package-lock.json
index d0025451d7e..c12f8eaba1a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "rollup",
-  "version": "4.16.2",
+  "version": "4.16.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "rollup",
-      "version": "4.16.2",
+      "version": "4.16.3",
       "license": "MIT",
       "dependencies": {
         "@types/estree": "1.0.5"
diff --git a/package.json b/package.json
index 2ead425cc1b..a1a34975ad6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rollup",
-  "version": "4.16.2",
+  "version": "4.16.3",
   "description": "Next-generation ES module bundler",
   "main": "dist/rollup.js",
   "module": "dist/es/rollup.js",