Update runtime files
diff --git a/runtime/doc/vim.1 b/runtime/doc/vim.1
index d55c8b3..5613dd4 100644
--- a/runtime/doc/vim.1
+++ b/runtime/doc/vim.1
@@ -1,4 +1,4 @@
-.TH VIM 1 "2006 Apr 11"
+.TH VIM 1 "2021 Jun 13"
 .SH NAME
 vim \- Vi IMproved, a programmer's text editor
 .SH SYNOPSIS