diff --git a/darkhttpd.c b/darkhttpd.c
index 350a56a..616e632 100644
--- a/darkhttpd.c
+++ b/darkhttpd.c
@@ -1985,7 +1985,11 @@ static void generate_dir_listing(struct connection *conn, const char *path,
urlencode(list[i]->name, safe_url);
- append(listing, "is_dir)
+ append(listing, "is_dir)
append(listing, "/");