diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index f4c9e5f..4468f86 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -1513,6 +1513,41 @@
   filetype off
 endfunc
 
+func Test_haredoc_file()
+  filetype on
+  call assert_true(mkdir('foo/bar', 'pR'))
+
+  call writefile([], 'README', 'D')
+  split README
+  call assert_notequal('haredoc', &filetype)
+  bwipe!
+
+  let g:filetype_haredoc = 1
+  split README
+  call assert_notequal('haredoc', &filetype)
+  bwipe!
+
+  call writefile([], 'foo/quux.ha')
+  split README
+  call assert_equal('haredoc', &filetype)
+  bwipe!
+  call delete('foo/quux.ha')
+
+  call writefile([], 'foo/bar/baz.ha', 'D')
+  split README
+  call assert_notequal('haredoc', &filetype)
+  bwipe!
+
+  let g:haredoc_search_depth = 2
+  split README
+  call assert_equal('haredoc', &filetype)
+  bwipe!
+  unlet g:filetype_haredoc
+  unlet g:haredoc_search_depth
+
+  filetype off
+endfunc
+
 func Test_hook_file()
   filetype on
 
diff --git a/src/version.c b/src/version.c
index 46cdb05..b430e35 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    442,
+/**/
     441,
 /**/
     440,