diff --git a/package.json b/package.json
index 79ab75a..3d82170 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@chainsafe/bls",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "description": "Implementation of bls signature verification for ethereum 2.0",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",