diff --git a/src/test-requirements.txt b/src/test-requirements.txt
index e56db9a..2cf7d6e 100644
--- a/src/test-requirements.txt
+++ b/src/test-requirements.txt
@@ -27,7 +27,7 @@ python-openstackclient>=1.7.0
 python-swiftclient>=2.6.0
 pika>=0.10.0,<1.0
 distro-info
-git+https://github.com/juju/charm-helpers.git#egg=charmhelpers
+git+https://github.com/juju/charm-helpers.git@stable/19.04#egg=charmhelpers
 # END: Amulet OpenStack Charm Helper Requirements
 pytz    # workaround for 14.04 pip/tox
 pyudev  # for ceph-* charm unit tests (not mocked?)