diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh
index c1510f0ab3ea..b2ef29ad82dc 100755
--- a/kernel/gen_kheaders.sh
+++ b/kernel/gen_kheaders.sh
@@ -76,7 +76,7 @@ fi
 # of tree builds having stale headers in srctree. Just silence CPIO for now.
 for f in $dir_list;
 	do find "$f" -name "*.h";
-done | cpio --quiet -pd $cpio_dir >/dev/null 2>&1
+done | cpio --quiet -pdu $cpio_dir >/dev/null 2>&1
 
 # Remove comments except SDPX lines
 find $cpio_dir -type f -print0 |