diff --git a/tox.ini b/tox.ini
index 0241b6e..a817709 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,8 @@ requires =
 
 [testenv]
 usedevelop = True
-install_command = pip install -c{env:TOX_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt} {opts} {packages}
+# Do not use openstack constraint files here, this repository is used for CI
+# and should not be subject to these.
 passenv =
     ANSIBLE_*
     CURL_CA_BUNDLE
diff --git a/zuul.d/layout.yaml b/zuul.d/layout.yaml
index d9f7ebb..6198b58 100644
--- a/zuul.d/layout.yaml
+++ b/zuul.d/layout.yaml
@@ -5,8 +5,8 @@
     parent: tox
     vars:
       tox_envlist: sanity  # dynamic tox env added by tox-ansible
-      # we want to run sanity only on py36 instead of implicit 2.6-3.9 range
-      tox_extra_args: -- --python 3.6
+      # we want to run sanity only on py38 instead of implicit 2.6-3.9 range
+      tox_extra_args: -- --python 3.8
 
 - job:
     name: tox-ansible-test-units