diff --git a/isolate/isolate.c b/isolate/isolate.c
index 37b34f7..505a41e 100644
--- a/isolate/isolate.c
+++ b/isolate/isolate.c
@@ -1251,6 +1251,7 @@ box_inside(void *arg)
   char **args = arg;
   write_errors_to_fd = error_pipes[1];
   close(error_pipes[0]);
+  meta_close();
 
   cg_enter();
   setup_root();