diff --git a/iot/http_example/package.json b/iot/http_example/package.json
index b2b1af38fd..4653f88a1a 100644
--- a/iot/http_example/package.json
+++ b/iot/http_example/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "jsonwebtoken": "^8.5.0",
     "retry-request": "^3.3.2",
-    "yargs": "^13.2.2"
+    "yargs": "^15.0.1"
   },
   "devDependencies": {
     "@google-cloud/nodejs-repo-tools": "^3.3.0",