diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h
index ff2bd31347e25ef4054b6cd753c614152ecbabee..a83292a6243ea523fad30f695e1032f21994abdd 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 {