diff --git a/.zuul.yaml b/.zuul.yaml
index c381d93cd..f8c054a4a 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -69,7 +69,9 @@
     irrelevant-files: *base_irrelevant_files
     required-projects: *base_required_projects
     timeout: 6000
-    vars: *base_vars
+    vars:
+      <<: *base_vars
+      tox_envlist: congress-ipv6
 
 - job:
     name: congress-tempest-py2
diff --git a/tox.ini b/tox.ini
index ed35f1f4e..1ee7f7b92 100644
--- a/tox.ini
+++ b/tox.ini
@@ -83,6 +83,17 @@ deps = -r{toxinidir}/doc/requirements.txt
 commands = rm -rf doc/build doc/source/api
            sphinx-build -W -b html doc/source doc/build/html
 
+[testenv:congress-ipv6]
+envdir = .tox/tempest
+sitepackages = True
+setenv = {[testenv]setenv}
+deps = {[testenv]deps}
+# The regex below is used to select the congress smoke tests only. In future,
+# it can be extended to include more IPv6 related tests.
+commands =
+    find . -type f -name "*.pyc" -delete
+    tempest run --list-tests --regex '(^congress_tempest_plugin.*)(\[.*\bsmoke\b.*\])' {posargs}
+
 [testenv:releasenotes]
 basepython = python3
 deps = -r{toxinidir}/doc/requirements.txt