diff --git a/README.md b/README.md
index ac055833..8da0a608 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ cibuildwheel
 
 Python wheels are great. Building them across **Mac, Linux, Windows**, on **multiple versions of Python**, is not.
 
-`cibuildwheel` is here to help. `cibuildwheel` runs on your CI server - currently it supports Travis CI, Appveyor, and CircleCI - and it builds and tests your wheels across all of your platforms.
+`cibuildwheel` is here to help. `cibuildwheel` runs on your CI server - currently it supports Azure Pipelines, Travis CI, Appveyor, and CircleCI - and it builds and tests your wheels across all of your platforms.
 
 **`cibuildwheel` is in beta**. It's brand new - I'd love for you to try it and help make it better!
 
@@ -14,20 +14,29 @@ What does it do?
 
 |   | macOS 10.6+ | manylinux i686 | manylinux x86_64 |  Windows 32bit | Windows 64bit |
 |---|---|---|---|---|---|
-| Python 2.7 | ✅ | ✅ | ✅ | ✅ | ✅ |
-| Python 3.4 | ✅ | ✅ | ✅ | ✅ | ✅ |
-| Python 3.5 | ✅ | ✅ | ✅ | ✅ | ✅ |
-| Python 3.6 | ✅ | ✅ | ✅ | ✅ | ✅ |
-| Python 3.7 | ✅ | ✅ | ✅ | ✅ | ✅ |
+| Python 2.7 | ✅ | ✅ | ✅ | ✅  | ✅  |
+| Python 3.4 | ✅ | ✅ | ✅ | ✅* | ✅* |
+| Python 3.5 | ✅ | ✅ | ✅ | ✅  | ✅  |
+| Python 3.6 | ✅ | ✅ | ✅ | ✅  | ✅  |
+| Python 3.7 | ✅ | ✅ | ✅ | ✅  | ✅  |
 
-- Builds manylinux, macOS and Windows (32 and 64bit) wheels using Travis CI, Appveyor, and CircleCI
+> * Not supported on Azure Pipelines
+
+- Builds manylinux, macOS and Windows (32 and 64bit) wheels using Azure Pipelines, Travis CI, Appveyor, and CircleCI
 - Bundles shared library dependencies on Linux and macOS through [auditwheel](https://github.com/pypa/auditwheel) and [delocate](https://github.com/matthew-brett/delocate)
 - Runs the library test suite against the wheel-installed version of your library
 
 Usage
 -----
 
-`cibuildwheel` currently works on **Travis CI** and **CircleCI** to build Linux and Mac wheels, and **Appveyor** to build Windows wheels.
+`cibuildwheel` currently works  **Travis CI** and **CircleCI** to build Linux and Mac wheels, and **Appveyor** to build Windows wheels. **Azure Pipelines** supports all three.
+
+|                 | Linux | macOS | Windows |
+|-----------------|-------|-------|---------|
+| Azure Pipelines | ✅    | ✅    | ✅      |
+| Travis CI       | ✅    | ✅    |         |
+| Appveyor        |       |       | ✅      |
+| CircleCI        | ✅    | ✅    |         |
 
 `cibuildwheel` is not intended to run on your development machine. It will try to install packages globally; this is no good. Travis CI, CircleCI, and Appveyor run their builds in isolated environments, so are ideal for this kind of script.