diff --git a/HISTORY.md b/HISTORY.md
index 50ac34f..d85cbde 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,7 @@
+## 3.42.1
+* [Add 1.21.40 login fields (#553)](https://github.com/PrismarineJS/bedrock-protocol/commit/24d3200181c060162b04fb233fef6e0d6d1a93aa) (thanks @extremeheat)
+* [Remove protodef varint types (#552)](https://github.com/PrismarineJS/bedrock-protocol/commit/347e303ce422bdb6f6dfd4cba57d7d3937214707) (thanks @extremeheat)
+
 ## 3.42.0
 * [1.21.50 support](https://github.com/PrismarineJS/bedrock-protocol/commit/1c0836bff03d50cb12a3e45763eac6c9f605e00c) (thanks @extremeheat)
 * [Dynamic compression & batch header (#544)](https://github.com/PrismarineJS/bedrock-protocol/commit/911e0e890febc00102cd1e5406731e66f7bad0ef) (thanks @LucienHH)
diff --git a/package.json b/package.json
index a87e71c..d0320da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bedrock-protocol",
-  "version": "3.42.0",
+  "version": "3.42.1",
   "description": "Minecraft Bedrock Edition protocol library",
   "main": "index.js",
   "types": "index.d.ts",