diff --git a/tools/run-dev-queue-processors b/tools/run-dev-queue-processors
index 3cd5e19f48..db01ce5798 100755
--- a/tools/run-dev-queue-processors
+++ b/tools/run-dev-queue-processors
@@ -17,4 +17,5 @@ queues = get_active_worker_queues()
 
 args = sys.argv[1:]
 for queue in queues:
-    subprocess.Popen(['python', 'manage.py', 'process_queue'] + args + [queue])
+    subprocess.Popen(['python', 'manage.py', 'process_queue'] + args + [queue],
+                     stderr=subprocess.STDOUT)