diff --git a/src/drivers/intel/fsp1_1/car.c b/src/drivers/intel/fsp1_1/car.c
index 67ed099..bd3f478 100644
--- a/src/drivers/intel/fsp1_1/car.c
+++ b/src/drivers/intel/fsp1_1/car.c
@@ -15,6 +15,7 @@
 
 #include <arch/symbols.h>
 #include <console/console.h>
+#include <commonlib/helpers.h>
 #include <cpu/intel/romstage.h>
 #include <cpu/x86/mtrr.h>
 #include <fsp/car.h>