diff --git a/spec/build/cpukit/objjffs2summary.yml b/spec/build/cpukit/objjffs2summary.yml
index f116d08b1b..fca911dcfd 100644
--- a/spec/build/cpukit/objjffs2summary.yml
+++ b/spec/build/cpukit/objjffs2summary.yml
@@ -2,6 +2,7 @@ SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
 build-type: objects
 cflags:
 - -Wno-pointer-sign
+- -Wno-sign-compare
 copyrights:
 - Copyright (C) 2025 On-Line Applications Research (OAR) Corporation
 cppflags: []