diff --git a/tests/shadow/shadow.yaml b/tests/shadow/shadow.yaml
index 71d753f82..8293c66ef 100644
--- a/tests/shadow/shadow.yaml
+++ b/tests/shadow/shadow.yaml
@@ -1,8 +1,5 @@
 general:
-  # FIXME: this is currently set carefully to just after transfers are expected
-  # to finish, but before arti spends a lot of time spinning CPU waiting for
-  # circuits to time out. Should diagnose and fix the spin.
-  stop_time: 27 min
+  stop_time: 30 min
 network:
   graph:
     type: gml