diff --git a/sys/x86/x86/identcpu.c b/sys/x86/x86/identcpu.c
index 010f4e63e89..71ff8655faa 100644
--- a/sys/x86/x86/identcpu.c
+++ b/sys/x86/x86/identcpu.c
@@ -995,6 +995,7 @@ printcpuinfo(void)
 				printf("\n  Structured Extended Features3=0x%b",
 				    cpu_stdext_feature3,
 				       "\020"
+				       "\013MD_CLEAR"
 				       "\016TSXFA"
 				       "\033IBPB"
 				       "\034STIBP"