diff --git a/doc/syntastic-checkers.txt b/doc/syntastic-checkers.txt
index f3639fa6..b2c347ba 100644
--- a/doc/syntastic-checkers.txt
+++ b/doc/syntastic-checkers.txt
@@ -5023,6 +5023,13 @@ Checker options~
 This checker is initialised using the "makeprgBuild()" function and thus it
 accepts the standard options described at |syntastic-config-makeprg|.
 
+Note~
+
+You probably also need a plugin to set |filetype| for Puppet files, such as
+"vim-puppet":
+
+    https://github.com/rodjek/vim-puppet
+
 ------------------------------------------------------------------------------
 2. puppet-lint                                   *syntastic-puppet-puppetlint*
 
@@ -5040,6 +5047,13 @@ Checker options~
 This checker is initialised using the "makeprgBuild()" function and thus it
 accepts the standard options described at |syntastic-config-makeprg|.
 
+Note~
+
+You probably also need a plugin to set |filetype| for Puppet files, such as
+"vim-puppet":
+
+    https://github.com/rodjek/vim-puppet
+
 ==============================================================================
 SYNTAX CHECKERS FOR PYTHON                         *syntastic-checkers-python*
 
diff --git a/plugin/syntastic.vim b/plugin/syntastic.vim
index dc02404b..c30b929a 100644
--- a/plugin/syntastic.vim
+++ b/plugin/syntastic.vim
@@ -19,7 +19,7 @@ if has('reltime')
     lockvar! g:_SYNTASTIC_START
 endif
 
-let g:_SYNTASTIC_VERSION = '3.9.0-20'
+let g:_SYNTASTIC_VERSION = '3.9.0-23'
 lockvar g:_SYNTASTIC_VERSION
 
 " Sanity checks {{{1