diff --git a/scripts/vim_na_hunks_c.txt b/scripts/vim_na_hunks_c.txt
index 1ff04b3d6b..f342b49dff 100644
--- a/scripts/vim_na_hunks_c.txt
+++ b/scripts/vim_na_hunks_c.txt
@@ -45,6 +45,7 @@
 ^init_longVersion(
 ^l\?alloc(size_t
 ^l\?alloc[a-zA-Z0-9_]\+(size_t
+^mch_create_pty_channel(
 ^mch_job_[a-z]\+(
 ^mem_[a-zA-Z0-9_]\+(
 ^restore_buffer(bufref_T