diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 34059e0..e6c2022 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.0.  Last change: 2023 Dec 20
+*options.txt*	For Vim version 9.1.  Last change: 2023 Dec 20
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar