diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh
index 473036b43c832b2a94c8eef8edb9ef82c11b9a6c..81b97f0f65564e9dafc66c89d8627c8429939306 100755
--- a/kernel/gen_kheaders.sh
+++ b/kernel/gen_kheaders.sh
@@ -14,6 +14,8 @@ include/
 arch/$SRCARCH/include/
 "
 
+type cpio > /dev/null
+
 # Support incremental builds by skipping archive generation
 # if timestamps of files being archived are not changed.