diff --git a/src/security/intel/txt/romstage.c b/src/security/intel/txt/romstage.c
index 7a12debd6d..ef069ef0e2 100644
--- a/src/security/intel/txt/romstage.c
+++ b/src/security/intel/txt/romstage.c
@@ -1,5 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#include <arch/cpu.h>
 #include <arch/mmio.h>
 #include <cf9_reset.h>
 #include <console/console.h>