diff --git a/git.c b/git.c
index 9b8d3c9..c0698c7 100644
--- a/git.c
+++ b/git.c
@@ -345,6 +345,8 @@
 			commit_pager_choice();
 
 			child.use_shell = 1;
+			child.clean_on_exit = 1;
+			child.wait_after_clean = 1;
 			child.trace2_child_class = "shell_alias";
 			argv_array_push(&child.args, alias_string + 1);
 			argv_array_pushv(&child.args, (*argv) + 1);