diff --git a/packages/protons/CHANGELOG.md b/packages/protons/CHANGELOG.md
index 858bba7..d450e1d 100644
--- a/packages/protons/CHANGELOG.md
+++ b/packages/protons/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [protons-v4.0.1](https://github.com/ipfs/protons/compare/protons-v4.0.0...protons-v4.0.1) (2022-07-30)
+
+
+### Bug Fixes
+
+* use uint8-varint, byte-accesor and longbits modules ([#56](https://github.com/ipfs/protons/issues/56)) ([66d72f5](https://github.com/ipfs/protons/commit/66d72f50ca3733b97efa5155d3cdcb33ec531d4a))
+
 ## [protons-v4.0.0](https://github.com/ipfs/protons/compare/protons-v3.0.5...protons-v4.0.0) (2022-07-28)
 
 
diff --git a/packages/protons/package.json b/packages/protons/package.json
index 161be33..9349742 100644
--- a/packages/protons/package.json
+++ b/packages/protons/package.json
@@ -1,6 +1,6 @@
 {
   "name": "protons",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Protobuf to ts transpiler",
   "license": "Apache-2.0 OR MIT",
   "homepage": "https://github.com/ipfs/protons/tree/master/packages/protons#readme",