diff --git a/tools/build/build_asf.sh b/tools/build/build_asf.sh
old mode 100644
new mode 100755
index aec5b2ec848..45b07aa158d
--- a/tools/build/build_asf.sh
+++ b/tools/build/build_asf.sh
@@ -108,7 +108,7 @@ echo "cloudstack ($version) unstable; urgency=low" >>$tmpfilenm
 echo >>$tmpfilenm
 echo "  * Update the version to $version" >>$tmpfilenm
 echo >>$tmpfilenm
-echo " -- the Apache CloudStack project <dev@cloudstack.apache.org>  `date -j '+%a, %d %b %Y %T %z'`" >>$tmpfilenm
+echo " -- the Apache CloudStack project <dev@cloudstack.apache.org>  `date '+%a, %d %b %Y %T %z'`" >>$tmpfilenm
 echo >>$tmpfilenm
 
 cat debian/changelog >>$tmpfilenm