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-rw-r--r--doc/developer.texi2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/developer.texi b/doc/developer.texi
index 5acdce9643..fe4b40ac4a 100644
--- a/doc/developer.texi
+++ b/doc/developer.texi
@@ -203,7 +203,7 @@ set softtabstop=4
set cindent
set cinoptions=(0
" Allow tabs in Makefiles.
-autocmd FileType make set noexpandtab shiftwidth=8 softtabstop=8
+autocmd FileType make,automake set noexpandtab shiftwidth=8 softtabstop=8
" Trailing whitespace and tabs are forbidden, so highlight them.
highlight ForbiddenWhitespace ctermbg=red guibg=red
match ForbiddenWhitespace /\s\+$\|\t/