diff --git a/usr/src/sp1/head/amd64/kfence.h b/usr/src/sp1/head/amd64/kfence.h
index 7879c41..e227d35 100644
--- a/usr/src/sp1/head/amd64/kfence.h
+++ b/usr/src/sp1/head/amd64/kfence.h
@@ -34,4 +34,4 @@
     swapgs                ; \
 1:  nop
 
-#endif  /* !_MACHINE_KFENCE_H_ *
+#endif  /* !_MACHINE_KFENCE_H_ */