THRIFT-5633: move xenial to old, deprecate xenial in travis build (#2690)
* move xenial to old, deprecate xenial in travis build
* add back stage of docker
diff --git a/lib/perl/build-cpan-dist.sh b/lib/perl/build-cpan-dist.sh
index ac0ff0b..b9250f4 100755
--- a/lib/perl/build-cpan-dist.sh
+++ b/lib/perl/build-cpan-dist.sh
@@ -2,7 +2,7 @@
#
# This script is intended to be used after tagging the repository and updating
# the version files for a release. It will create a CPAN archive. Run this
-# from inside a docker image like ubuntu-xenial.
+# from inside a docker image like ubuntu-focal.
#
set -e