diff --git a/runtime/doc/digraph.txt b/runtime/doc/digraph.txt
index 624aa27..6bed065 100644
--- a/runtime/doc/digraph.txt
+++ b/runtime/doc/digraph.txt
@@ -1,4 +1,4 @@
-*digraph.txt*   For Vim version 9.0.  Last change: 2023 Oct 20
+*digraph.txt*   For Vim version 9.1.  Last change: 2023 Oct 20
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar