bump version number
diff --git a/lib/js/package-lock.json b/lib/js/package-lock.json
index 562e38f..ab908ac 100644
--- a/lib/js/package-lock.json
+++ b/lib/js/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "thrift",
-  "version": "0.21.0",
+  "version": "0.22.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "thrift",
-      "version": "0.21.0",
+      "version": "0.22.0",
       "license": "Apache-2.0",
       "devDependencies": {
         "browserify": "~16.5",