diff --git a/share/functions/suspend.fish b/share/functions/suspend.fish
index ce3824eb4..2acc0a20f 100644
--- a/share/functions/suspend.fish
+++ b/share/functions/suspend.fish
@@ -1,4 +1,4 @@
-function suspend
+function suspend -d "Suspend the current shell so long as it is not a login shell."
     if status --is-login
         echo cannot suspend login shell >&2
     else