diff --git a/after/ftplugin/python.vim b/after/ftplugin/python.vim
index 8b13789..a0bc092 100644
--- a/after/ftplugin/python.vim
+++ b/after/ftplugin/python.vim
@@ -1 +1,3 @@
-
+if exists(':AsyncRun')
+    nnoremap <silent> <F9> :AsyncRun python "%"<CR>
+endif