diff --git a/package.json b/package.json
index a0daf565..7125f704 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@unocha/hpc-api-core",
-  "version": "6.1.0",
+  "version": "6.1.1",
   "description": "Core libraries supporting HPC.Tools API Backend",
   "license": "Apache-2.0",
   "private": false,