diff --git a/contrib/PKGBUILD.vim b/contrib/PKGBUILD.vim
index 8f45ae44..994eaccb 100644
--- a/contrib/PKGBUILD.vim
+++ b/contrib/PKGBUILD.vim
@@ -66,7 +66,7 @@ syn region pbBackupGroup start=/^backup=(/ end=/)/ contains=pb_k_backup,pbValidB
 
 " arch
 syn keyword pb_k_arch arch contained
-syn keyword pbArch i686 x86_64 ppc contained
+syn keyword pbArch i686 x86_64 ppc any contained
 syn match pbIllegalArch /[^='"() ]/ contained contains=pbArch
 syn region pbArchGroup start=/^arch=(/ end=/)/ contains=pb_k_arch,pbArch,pbIllegalArch
 
diff --git a/doc/PKGBUILD.5.txt b/doc/PKGBUILD.5.txt
index ef6bace0..83cebcdb 100644
--- a/doc/PKGBUILD.5.txt
+++ b/doc/PKGBUILD.5.txt
@@ -118,7 +118,8 @@ name. The syntax is: `source=('filename::url')`.
 
 *arch (array)*::
 	Defines on which architectures the given package is available (e.g.
-	`arch=('i686' 'x86_64')`).
+	`arch=('i686' 'x86_64')`). Packages that contain no architecture specific
+	files may use arch=('any').
 
 *backup (array)*::
 	A space-delimited array of filenames, without preceding slashes, that