diff --git a/Withings.Net.Specifications/packages.config b/Withings.Net.Specifications/packages.config
index 7b75dc8..b223f39 100644
--- a/Withings.Net.Specifications/packages.config
+++ b/Withings.Net.Specifications/packages.config
@@ -1,9 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
+  <package id="coveralls.net" version="0.7.0" targetFramework="net45" developmentDependency="true" />
   <package id="Machine.Specifications" version="0.11.0" targetFramework="net45" />
   <package id="Machine.Specifications.Runner.Console" version="0.9.2" targetFramework="net45" />
   <package id="Machine.Specifications.Runner.Utility" version="0.9.0" targetFramework="net45" />
   <package id="Machine.Specifications.Runner.VisualStudio" version="2.1.0" targetFramework="net45" />
   <package id="Machine.Specifications.Should" version="0.11.0" targetFramework="net45" />
   <package id="Mono.Cecil" version="0.9.6.4" targetFramework="net45" />
+  <package id="OpenCover" version="4.6.519" targetFramework="net45" />
 </packages>
\ No newline at end of file