diff --git a/.gitignore b/.gitignore
index 3ad1a352eb..629e73169e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,7 @@
 /.vim-src/
 
 # Files generated by the tests
+/src/nvim/testdir/del
 /src/nvim/testdir/mbyte.vim
 /src/nvim/testdir/mzscheme.vim
 /src/nvim/testdir/lua.vim