diff --git a/tools/kconfig_new/confgen.py b/tools/kconfig_new/confgen.py
index 91cfc7c835..8b7048219f 100755
--- a/tools/kconfig_new/confgen.py
+++ b/tools/kconfig_new/confgen.py
@@ -78,6 +78,7 @@ def main():
         os.environ[name] = value
 
     config = kconfiglib.Kconfig(args.kconfig)
+    config.disable_redun_warnings()
 
     if args.defaults is not None:
         # always load defaults first, so any items which are not defined in that config