diff --git a/Managed.Adb.Tests/packages.config b/Managed.Adb.Tests/packages.config
index 9637e63f..400ec98f 100644
--- a/Managed.Adb.Tests/packages.config
+++ b/Managed.Adb.Tests/packages.config
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="morelinq" version="1.1.1" targetFramework="net35" />
+  <package id="OpenCover" version="4.6.210-rc" targetFramework="net4" />
 </packages>
\ No newline at end of file
diff --git a/appveyor.yml b/appveyor.yml
index d3a253aa..d9b0ad73 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -24,6 +24,12 @@ test:
     except:
       - IntegrationTest
 
+test_script: 
+  - .\packages\OpenCover.4.6.210-rc\tools\OpenCover.Console.exe -register:user -target:"c:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TestWindow\vstest.console.exe" -targetargs:".\Managed.Adb.Tests\bin\Debug\Managed.Adb.Tests.dll /logger:Appveyor /testcasefilter:TestCategory!=IntegrationTest" -filter:"+[Managed.Adb]*  -[Managed.Adb]Managed.Adb.Properties.*" -excludebyattribute:*.ExcludeFromCodeCoverage* -hideskipped:All -output:.\Managed.Adb.coverage.xml
+  - "SET PATH=C:\\Python34;C:\\Python34\\Scripts;%PATH%"
+  - pip install codecov
+  - codecov -f "Managed.Adb.Coverage.xml"
+
 nuget:
   project_feed: true
   account_feed: true