diff --git a/package-lock.json b/package-lock.json
index 0c66f5c4..3b9fa4d8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1748,8 +1748,20 @@
       "integrity": "sha1-yCYERJEt2M7szYOHYdVvRik3vQI=",
       "requires": {
         "async": "2.5.0",
+        "gcp-metadata": "0.2.0",
         "google-auth-library": "0.10.0",
         "request": "2.81.0"
+      },
+      "dependencies": {
+        "gcp-metadata": {
+          "version": "0.2.0",
+          "resolved": "https://registry.npmjs.org/gcp-metadata/-/gcp-metadata-0.2.0.tgz",
+          "integrity": "sha1-Ytr8pl86YxvIzi7Dt3Zh9fk4ego=",
+          "requires": {
+            "extend": "3.0.1",
+            "retry-request": "2.0.5"
+          }
+        }
       }
     },
     "google-p12-pem": {
diff --git a/src/agent/debuglet.ts b/src/agent/debuglet.ts
index be18c8ac..b899aa18 100644
--- a/src/agent/debuglet.ts
+++ b/src/agent/debuglet.ts
@@ -205,6 +205,14 @@ export class Debuglet extends EventEmitter {
    * @private
    */
   async start(): Promise<void> {
+    process.on('warning', (warning) => {
+      if ((warning as any).code ===
+          'INSPECTOR_ASYNC_STACK_TRACES_NOT_AVAILABLE') {
+        console.log(
+            'The current debug agent does not use Inspector async stack ' +
+            'traces. The above warning will not affect the debug agent.');
+      }
+    });
     const that = this;
     const stat = promisify(fs.stat);