diff --git a/iot/beta-features/gateway/package.json b/iot/beta-features/gateway/package.json
index 2e908dcbc3..6a1712fd63 100644
--- a/iot/beta-features/gateway/package.json
+++ b/iot/beta-features/gateway/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "googleapis": "^40.0.0",
     "jsonwebtoken": "^8.3.0",
-    "mqtt": "^2.18.8",
+    "mqtt": "^3.0.0",
     "yargs": "^13.2.2"
   },
   "devDependencies": {
diff --git a/iot/mqtt_example/package.json b/iot/mqtt_example/package.json
index 5a42af87e1..45d5e3f750 100644
--- a/iot/mqtt_example/package.json
+++ b/iot/mqtt_example/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "@google-cloud/iot": "^1.0.0",
     "jsonwebtoken": "^8.5.0",
-    "mqtt": "^2.18.8",
+    "mqtt": "^3.0.0",
     "yargs": "^13.2.2"
   },
   "devDependencies": {