diff --git a/zero.sln b/zero.sln
index 34d15c11..b1399068 100644
--- a/zero.sln
+++ b/zero.sln
@@ -32,6 +32,8 @@ Project("{E24C65DC-7377-472B-9ABA-BC803B73C61A}") = "zero.Web.UI", "zero.Web.UI\
 		SlnRelativePath = "zero.Web.UI\"
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Hofbauer.To.Zero", "Hofbauer.To.Zero\Hofbauer.To.Zero.csproj", "{F6ECD591-4D06-4C36-A41E-29148B9E42D7}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU