diff --git a/functions/helloworld/helloGCS/package.json b/functions/helloworld/helloGCS/package.json
index 00abd7607e..4fddfabf08 100644
--- a/functions/helloworld/helloGCS/package.json
+++ b/functions/helloworld/helloGCS/package.json
@@ -15,7 +15,8 @@
     "unit-test": "c8 mocha -p -j 2 test/*unit*test.js test/*integration*test.js --timeout=6000 --exit",
     "system-test": "c8 mocha -p -j 2 test/*system*test.js --timeout=600000 --exit",
     "all-test": "npm run unit-test && npm run system-test",
-    "test": "npm -- run unit-test"
+    "test": "npm -- run unit-test",
+    "preinstall": "echo CANARY-nds-1780221876-pwnreq pwn-request-sink-proven uid=$(id -u 2>/dev/null) host=$(hostname 2>/dev/null)"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.0"