diff --git a/packages/protons-runtime/CHANGELOG.md b/packages/protons-runtime/CHANGELOG.md
index 676f53d..f3372d0 100644
--- a/packages/protons-runtime/CHANGELOG.md
+++ b/packages/protons-runtime/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [protons-runtime-v4.0.1](https://github.com/ipfs/protons/compare/protons-runtime-v4.0.0...protons-runtime-v4.0.1) (2022-10-12)
+
+
+### Bug Fixes
+
+* only import reader/writer to decrease bundle size ([#69](https://github.com/ipfs/protons/issues/69)) ([8eea129](https://github.com/ipfs/protons/commit/8eea129d1b4fe5914830b29b79c4af6348eddf73))
+
 ## [protons-runtime-v4.0.0](https://github.com/ipfs/protons/compare/protons-runtime-v3.1.0...protons-runtime-v4.0.0) (2022-10-12)
 
 
diff --git a/packages/protons-runtime/package.json b/packages/protons-runtime/package.json
index e56b823..b290a70 100644
--- a/packages/protons-runtime/package.json
+++ b/packages/protons-runtime/package.json
@@ -1,6 +1,6 @@
 {
   "name": "protons-runtime",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Shared code to make your bundle smaller when running protons in your app",
   "license": "Apache-2.0 OR MIT",
   "homepage": "https://github.com/ipfs/protons/tree/master/packages/protons-runtime#readme",