diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 6778b7fda..b5c7de5ff 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -1233,7 +1233,7 @@ endfunc
 func Test_m_file()
   filetype on
 
-  call writefile(['looks like Matlab'], 'Xfile.m')
+  call writefile(['looks like Matlab'], 'Xfile.m', 'D')
   split Xfile.m
   call assert_equal('matlab', &filetype)
   bwipe!
diff --git a/src/version.c b/src/version.c
index e264b55ee..eedf11097 100644
--- a/src/version.c
+++ b/src/version.c
@@ -699,6 +699,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    621,
 /**/
     620,
 /**/