diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 5dc8f8028d520b6c0a09dd4e0a6ffb70d4891d84..eb530b4128ba9353a9fa6d397102b0e52de77cd7 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -289,7 +289,7 @@ config WARN_STACK_SIZE
 	int "Maximum frame size considered safe (128-2048)"
 	range 128 2048
 	depends on WARN_STACK
-	default "256"
+	default "2048"
 	help
 	  This allows you to specify the maximum frame size a function may
 	  have without the compiler complaining about it.