diff --git a/tools/test/bin/onos-check-bits b/tools/test/bin/onos-check-bits
index 0cf5fe5..0423c34 100755
--- a/tools/test/bin/onos-check-bits
+++ b/tools/test/bin/onos-check-bits
@@ -6,4 +6,4 @@
 [ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
 . $ONOS_ROOT/tools/build/envDefaults
 
-test -f $ONOS_TAR
+ls -l $ONOS_TAR && cksum $ONOS_TAR