diff --git a/src/cpu/intel/haswell/Kconfig b/src/cpu/intel/haswell/Kconfig
index af94314..54cb99f 100644
--- a/src/cpu/intel/haswell/Kconfig
+++ b/src/cpu/intel/haswell/Kconfig
@@ -34,4 +34,8 @@
 config SMM_RESERVED_SIZE
 	hex
 	default 0x100000
+
+config MAX_CPUS
+	int
+	default 8
 endif