diff --git a/pkgs/anoia/svc.fnl b/pkgs/anoia/svc.fnl
index 9156860..7bf2c46 100644
--- a/pkgs/anoia/svc.fnl
+++ b/pkgs/anoia/svc.fnl
@@ -60,6 +60,7 @@
                    (write-value (.. directory "/" filename) new-value)
                    (read-value (.. directory "/" filename))))
      :close #(watcher:close)
+     :fileno #(watcher:fileno)
      : events
      }))