diff --git a/HISTORY.rst b/HISTORY.rst
index e0e6e592..2948eb05 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -4,6 +4,7 @@ Release History
 2.0.3 (2015-??-??)
 ------------------
 
+* Integrate PlatformIO with `Circle CI <https://circleci.com/about>`_
 * Fixed resolving of C/C++ std libs by Eclipse IDE
   (`issue #220 <https://github.com/platformio/platformio/issues/220>`_)
 * Fixed "ConnectionError" when PlatformIO SF Storage is off-line
diff --git a/README.rst b/README.rst
index 41f28fc6..bd307a3c 100644
--- a/README.rst
+++ b/README.rst
@@ -7,6 +7,9 @@ PlatformIO
 .. image:: https://ci.appveyor.com/api/projects/status/dku0h2rutfj0ctls/branch/develop?svg=true
     :target: https://ci.appveyor.com/project/ivankravets/platformio
     :alt: AppVeyor.CI Build Status
+.. image:: https://circleci.com/gh/platformio/platformio/tree/develop.svg?style=svg
+    :target: https://circleci.com/gh/platformio/platformio/tree/develop
+    :alt: Circle.CI Build Status
 .. image:: https://gemnasium.com/platformio/platformio.png
     :target: https://gemnasium.com/platformio/platformio
     :alt: Dependency Status