diff --git a/tests/test_apply.py b/tests/test_apply.py
index 804654c..a7e5f78 100644
--- a/tests/test_apply.py
+++ b/tests/test_apply.py
@@ -116,7 +116,7 @@ class TestRebase(unittest.TestCase):
         merged, changes = ap.rebase(draft, live, base)
         self.assertEqual(merged["debounce_seconds"], 7)                                          # the live change survives
         self.assertEqual(merged["fixes"]["vista"]["label"], "start Vista (new words)")
-        self.assertEqual(len(merged["auto_fix"]["windows"]), 2)                                  # and the draft's own
+        self.assertEqual(len(merged["auto_fix"]["windows"]), len(base["auto_fix"]["windows"]) + 1)   # and the draft's own
         self.assertFalse(next(t for t in merged["tiles"] if t["id"] == "hd2")["checks"][0]["optional"])
         self.assertEqual(merged["hosts"]["lighting"]["notes"], "mine")
         self.assertEqual(len(changes), 3)