diff --git a/src/eval/metrics.py b/src/eval/metrics.py
index e002fbc..87ce51d 100644
--- a/src/eval/metrics.py
+++ b/src/eval/metrics.py
@@ -1,3 +1,5 @@
 # src/eval/metrics.py — auto-generated stub
 
 # update 4 (2026-04)
+
+# update 17 (2026-04)