diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h
index 2a999bf91ef045a491055970030d233dd6d57c10..6af1e703cb2ebbbb917aba52618535a9021497a2 100644
--- a/arch/x86/include/asm/microcode_intel.h
+++ b/arch/x86/include/asm/microcode_intel.h
@@ -14,7 +14,8 @@ struct microcode_header_intel {
 	unsigned int            pf;
 	unsigned int            datasize;
 	unsigned int            totalsize;
-	unsigned int            reserved[3];
+	unsigned int            metasize;
+	unsigned int            reserved[2];
 };
 
 struct microcode_intel {