diff --git a/_test_data/sandbox/queue/ready.txt b/_test_data/sandbox/queue/ready.txt
index c39fd1a..3d8b24f 100644
--- a/_test_data/sandbox/queue/ready.txt
+++ b/_test_data/sandbox/queue/ready.txt
@@ -1,2 +1,3 @@
 queue-ready fixture
 purpose: isolated bottom PR for merge queue and auto-merge checks
+marker: be6ac97