diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
index 72ebd5e4e975..19bf955b67e0 100644
--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -346,7 +346,7 @@ struct vmcb_save_area {
 	u64 last_excp_from;
 	u64 last_excp_to;
 	u8 reserved_0x298[72];
-	u32 spec_ctrl;		/* Guest version of SPEC_CTRL at 0x2E0 */
+	u64 spec_ctrl;		/* Guest version of SPEC_CTRL at 0x2E0 */
 } __packed;
 
 /* Save area definition for SEV-ES and SEV-SNP guests */
@@ -513,7 +513,7 @@ struct ghcb {
 } __packed;
 
 
-#define EXPECTED_VMCB_SAVE_AREA_SIZE		740
+#define EXPECTED_VMCB_SAVE_AREA_SIZE		744
 #define EXPECTED_GHCB_SAVE_AREA_SIZE		1032
 #define EXPECTED_SEV_ES_SAVE_AREA_SIZE		1648
 #define EXPECTED_VMCB_CONTROL_AREA_SIZE		1024