diff --git a/src/northbridge/intel/i945/Kconfig b/src/northbridge/intel/i945/Kconfig
index 754f36c..d6498f1 100644
--- a/src/northbridge/intel/i945/Kconfig
+++ b/src/northbridge/intel/i945/Kconfig
@@ -73,4 +73,8 @@
 	hex
 	default 0x100000
 
+config MAX_CPUS
+	int
+	default 4
+
 endif