diff --git a/changelogs/fragments/ansible-test-python-3.9.yaml b/changelogs/fragments/ansible-test-python-3.9.yaml
new file mode 100644
index 00000000000..878bb91ed79
--- /dev/null
+++ b/changelogs/fragments/ansible-test-python-3.9.yaml
@@ -0,0 +1,3 @@
+minor_changes:
+  - ansible-test - Add support for Python 3.9.
+  - ansible-test - Update ``default-test-container`` to version 1.11, which includes Python 3.9.0a4.
diff --git a/shippable.yml b/shippable.yml
index ad92b31d854..33c9293fd42 100644
--- a/shippable.yml
+++ b/shippable.yml
@@ -20,6 +20,7 @@ matrix:
     - env: T=units/3.6/1
     - env: T=units/3.7/1
     - env: T=units/3.8/1
+    - env: T=units/3.9/1
 
     - env: T=units/2.6/2
     - env: T=units/2.7/2
@@ -27,6 +28,7 @@ matrix:
     - env: T=units/3.6/2
     - env: T=units/3.7/2
     - env: T=units/3.8/2
+    - env: T=units/3.9/2
 
     - env: T=windows/2012/1
     - env: T=windows/2012-R2/1
diff --git a/test/lib/ansible_test/_data/completion/docker.txt b/test/lib/ansible_test/_data/completion/docker.txt
index a29d23b4625..ca3105fda55 100644
--- a/test/lib/ansible_test/_data/completion/docker.txt
+++ b/test/lib/ansible_test/_data/completion/docker.txt
@@ -1,4 +1,4 @@
-default name=quay.io/ansible/default-test-container:1.10.1 python=3.6,2.6,2.7,3.5,3.7,3.8 seccomp=unconfined
+default name=quay.io/ansible/default-test-container:1.11 python=3.6,2.6,2.7,3.5,3.7,3.8,3.9 seccomp=unconfined
 centos6 name=quay.io/ansible/centos6-test-container:1.8.0 python=2.6 seccomp=unconfined
 centos7 name=quay.io/ansible/centos7-test-container:1.8.0 python=2.7 seccomp=unconfined
 centos8 name=quay.io/ansible/centos8-test-container:1.10.0 python=3.6 seccomp=unconfined
diff --git a/test/lib/ansible_test/_data/sanity/compile/compile.py b/test/lib/ansible_test/_data/sanity/compile/compile.py
index 3a2a0ddb23d..61910eee121 100755
--- a/test/lib/ansible_test/_data/sanity/compile/compile.py
+++ b/test/lib/ansible_test/_data/sanity/compile/compile.py
@@ -3,7 +3,15 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-import parser
+import warnings
+
+with warnings.catch_warnings():
+    # The parser module is deprecated as of Python 3.9.
+    # This implementation will need to be updated to use another solution.
+    # Until then, disable the deprecation warnings to prevent test failures.
+    warnings.simplefilter('ignore', DeprecationWarning)
+    import parser
+
 import sys
 
 
diff --git a/test/lib/ansible_test/_internal/util.py b/test/lib/ansible_test/_internal/util.py
index 4a6ddfa1da1..8341aefc9c0 100644
--- a/test/lib/ansible_test/_internal/util.py
+++ b/test/lib/ansible_test/_internal/util.py
@@ -118,6 +118,7 @@ SUPPORTED_PYTHON_VERSIONS = (
     '3.6',
     '3.7',
     '3.8',
+    '3.9',
 )