diff --git a/doc_src/index.hdr.in b/doc_src/index.hdr.in
index f711b3b48..c5c8abd7c 100644
--- a/doc_src/index.hdr.in
+++ b/doc_src/index.hdr.in
@@ -1347,7 +1347,7 @@ Example:
 To specify a signal handler for the WINCH signal, write:
 
 \fish
-function --on-signal WINCH my_signal_handler
+function my_signal_handler --on-signal WINCH
     echo Got WINCH signal!
 end
 \endfish