diff --git a/runbooks/grafana-dashboard.md b/runbooks/grafana-dashboard.md
index 1bd9fac..332a19e 100644
--- a/runbooks/grafana-dashboard.md
+++ b/runbooks/grafana-dashboard.md
@@ -5,3 +5,5 @@
 # update 1 (2026-04)
 
 # update 12 (2026-04)
+
+# update 23 (2026-04)