diff --git a/Tools/ardupilotwaf/boards.py b/Tools/ardupilotwaf/boards.py
index 9fae4b12e1..2d7eb0db72 100644
--- a/Tools/ardupilotwaf/boards.py
+++ b/Tools/ardupilotwaf/boards.py
@@ -167,8 +167,8 @@ class Board:
             '-Werror=return-type',
             '-Werror=switch',
             '-Werror=sign-compare',
+            '-Werror=type-limits',
             '-Werror=unused-result',
-            '-Werror=return-type',
             '-Werror=shadow',
             '-Werror=unused-variable',
             '-Wfatal-errors',