diff --git a/apps/workflows/src/cron/monitor.ts b/apps/workflows/src/cron/monitor.ts
index b379b92e..74964a22 100644
--- a/apps/workflows/src/cron/monitor.ts
+++ b/apps/workflows/src/cron/monitor.ts
@@ -26,6 +26,7 @@ const redis = Redis.fromEnv();
 
 const client = new CloudTasksClient({
   projectId: env().GCP_PROJECT_ID,
+  fallback: "rest",
   credentials: {
     client_email: env().GCP_CLIENT_EMAIL,
     private_key: env().GCP_PRIVATE_KEY.replaceAll("\\n", "\n"),