diff --git a/maintenance.md b/maintenance.md
index a2978ae..8440b01 100644
--- a/maintenance.md
+++ b/maintenance.md
@@ -13,3 +13,4 @@ Newest entries at the bottom.
 - 2026-09-07: Solar panels cleaned.
 - 2026-09-07: Coffee machine descaled.
 - 2026-09-07: Hull inspection, no leaks.
+- 2026-09-09: Antenna realigned.