diff --git a/.zuul.yaml b/.zuul.yaml
index bcb51e8..ddb2010 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -7,6 +7,7 @@
         - openstack-tox-py36
         - openstack-tox-py37
         - openstack-tox-py38
+        - openstack-tox-py39
         - pyeclib-tox-py27-centos-7
         - pyeclib-tox-py36-centos-8
         - libec-pyeclib-unit
@@ -18,6 +19,7 @@
         - openstack-tox-py36
         - openstack-tox-py37
         - openstack-tox-py38
+        - openstack-tox-py39
         - pyeclib-tox-py27-centos-7
         - pyeclib-tox-py36-centos-8
         - libec-pyeclib-unit
@@ -56,7 +58,7 @@
 
 - job:
     name: libec-pyeclib-unit
-    parent: openstack-tox-py38
+    parent: openstack-tox-py39
     timeout: 1800
     vars:
-      tox_envlist: py38-compilelibs
+      tox_envlist: py39-compilelibs
diff --git a/tox.ini b/tox.ini
index 59284c3..c8f003f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{27,35,36,37,38}-compilelibs,pep8,docs
+envlist = py{27,35,36,37,38,39}-compilelibs,pep8,docs
 
 [testenv]
 deps =