diff --git a/runtime/indent/README.txt b/runtime/indent/README.txt
index 6498706..8628ecc 100644
--- a/runtime/indent/README.txt
+++ b/runtime/indent/README.txt
@@ -6,9 +6,9 @@
 inspiration.
 
 If you make a new indent file which would be useful for others, please send it
-to Bram@vim.org.  Include instructions for detecting the file type for this
-language, by file name extension or by checking a few lines in the file.
-And please stick to the rules below.
+to the vim-dev mailing list <vim-dev@vim.org>.  Include instructions for
+detecting the file type for this language, by file name extension or by
+checking a few lines in the file. And please stick to the rules below.
 
 If you have remarks about an existing file, send them to the maintainer of
 that file.  Only when you get no response send a message to Bram@vim.org.
diff --git a/runtime/indent/aap.vim b/runtime/indent/aap.vim
index 35828b4..23c1049 100644
--- a/runtime/indent/aap.vim
+++ b/runtime/indent/aap.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	Aap recipe
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2005 Jun 24
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/c.vim b/runtime/indent/c.vim
index e224382..7f285e1 100644
--- a/runtime/indent/c.vim
+++ b/runtime/indent/c.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	C
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2005 Mar 27
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/cpp.vim b/runtime/indent/cpp.vim
index ffa37d7..bb4dfd1 100644
--- a/runtime/indent/cpp.vim
+++ b/runtime/indent/cpp.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	C++
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2008 Nov 29
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/cuda.vim b/runtime/indent/cuda.vim
index 68ee9ce..5980ddd 100644
--- a/runtime/indent/cuda.vim
+++ b/runtime/indent/cuda.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	CUDA
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2008 Nov 29
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/python.vim b/runtime/indent/python.vim
index 8c3d0b0..42ab4f3 100644
--- a/runtime/indent/python.vim
+++ b/runtime/indent/python.vim
@@ -1,8 +1,9 @@
 " Vim indent file
-" Language:		Python
-" Maintainer:		Bram Moolenaar <Bram@vim.org>
+" Language:	Python
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 " Original Author:	David Bustos <bustos@caltech.edu>
-" Last Change:		2021 Sep 26
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/vim.vim b/runtime/indent/vim.vim
index 7b45d41..97a4a36 100644
--- a/runtime/indent/vim.vim
+++ b/runtime/indent/vim.vim
@@ -2,8 +2,9 @@
 
 # Vim indent file
 # Language:	Vim script
-# Maintainer:	Bram Moolenaar <Bram@vim.org>
-# Last Change:	2023 Feb 02
+# Maintainer:	The Vim Project <https://github.com/vim/vim>
+# Last Change:	2023 Aug 10
+# Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 # Only load this indent file when no other was loaded.
 if exists('b:did_indent')
diff --git a/runtime/indent/xhtml.vim b/runtime/indent/xhtml.vim
index 2197b79..e5c9cc3 100644
--- a/runtime/indent/xhtml.vim
+++ b/runtime/indent/xhtml.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	XHTML
-" Maintainer:	Bram Moolenaar <Bram@vim.org> (for now)
-" Last Change:	2005 Jun 24
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
diff --git a/runtime/indent/zimbu.vim b/runtime/indent/zimbu.vim
index 0e6e2ab..08369e4 100644
--- a/runtime/indent/zimbu.vim
+++ b/runtime/indent/zimbu.vim
@@ -1,7 +1,8 @@
 " Vim indent file
 " Language:	Zimbu
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2021 Sep 26
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")