diff --git a/src/soc/intel/meteorlake/Kconfig b/src/soc/intel/meteorlake/Kconfig
index 5b78fdf312..298bb835d0 100644
--- a/src/soc/intel/meteorlake/Kconfig
+++ b/src/soc/intel/meteorlake/Kconfig
@@ -466,6 +466,7 @@ config SOC_INTEL_METEORLAKE_SIGN_OF_LIFE
 	  and CSME update.
 
 config SOC_PHYSICAL_ADDRESS_WIDTH
+	int
 	default 42
 
 endif