diff --git a/src/northbridge/intel/sandybridge/Kconfig b/src/northbridge/intel/sandybridge/Kconfig
index 0cfdf2b..d3edf03 100644
--- a/src/northbridge/intel/sandybridge/Kconfig
+++ b/src/northbridge/intel/sandybridge/Kconfig
@@ -94,4 +94,8 @@
 	  The path and filename of the file to use as System Agent
 	  binary.
 
+config MMCONF_BASE_ADDRESS
+	hex
+	default 0xf0000000 if !USE_NATIVE_RAMINIT
+
 endif