diff --git a/src/os/unix/ngx_daemon.c b/src/os/unix/ngx_daemon.c
index ab672110..f259af31 100644
--- a/src/os/unix/ngx_daemon.c
+++ b/src/os/unix/ngx_daemon.c
@@ -23,6 +23,8 @@ ngx_daemon(ngx_log_t *log)
         break;

     default:
+        /* just to make it ASAN or Valgrind clean */
+        ngx_destroy_pool(ngx_cycle->pool);
         exit(0);
     }