diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 000000000..dc21b81f0
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,46 @@
+version: 2.1
+
+commands:
+  run-tox:
+    description: "Run tox"
+    steps:
+      - checkout
+      - run: pip install --user tox
+      - run: tox
+
+jobs:
+  py27:
+    docker:
+      - image: 'cimg/python:2.7'
+        environment:
+          TOXENV: py27
+    steps:
+      - run-tox
+  py36:
+    docker:
+      - image: 'cimg/python:3.6'
+        environment:
+          TOXENV: py36
+    steps:
+      - run-tox
+  py37:
+    docker:
+      - image: 'cimg/python:3.7'
+        environment:
+          TOXENV: py37
+    steps:
+      - run-tox
+  py38:
+    docker:
+      - image: 'cimg/python:3.8'
+        environment:
+          TOXENV: py38
+    steps:
+      - run-tox
+  py39:
+    docker:
+      - image: 'cimg/python:3.9'
+        environment:
+          TOXENV: py39
+    steps:
+      - run-tox
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 3c2fc65e2..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-language: python
-python:
-  - 2.7
-  - 3.6
-  - 3.7
-  - 3.8
-install:
-  - pip install tox-travis
-  - pip install sphinx
-script:
-  - tox
-
-branches:
-  only:
-  - master
diff --git a/tox.ini b/tox.ini
index dafec6eff..fcc2524b9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,5 @@
 [tox]
-envlist = py{27,36,37,38}-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-
-[tox:travis]
-2.7 = py27-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.6 = py36-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.7 = py37-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.8 = py38-sphinx{16,17,18,20,21,22,23,24,30,31,32}
+envlist = py{27,36,37,38,39}-sphinx{16,17,18,20,21,22,23,24,30,31,32}
 
 [testenv]
 setev =