diff --git a/osci.yaml b/osci.yaml
index 87c9579..cd7c0c8 100644
--- a/osci.yaml
+++ b/osci.yaml
@@ -1,6 +1,6 @@
 - project:
     templates:
-      - charm-unit-jobs
+      - charm-yoga-unit-jobs
     check:
       jobs:
       - bionic_model-bionic-ha
@@ -10,9 +10,8 @@
     parent: func-target
     dependencies:
       - osci-lint
-      - tox-py35
       - tox-py36
-      - tox-py37
       - tox-py38
+      - tox-py39
     vars:
       tox_extra_args: bionic_model:bionic-ha
diff --git a/tox.ini b/tox.ini
index ba4fd5b..86d1e90 100644
--- a/tox.ini
+++ b/tox.ini
@@ -61,6 +61,11 @@ basepython = python3.8
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 
+[testenv:py39]
+basepython = python3.9
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+
 [testenv:py3]
 basepython = python3
 deps = -r{toxinidir}/requirements.txt