diff --git a/src/NerdBank.GitVersioning.Tests/test.prj b/src/NerdBank.GitVersioning.Tests/test.prj
index ecd409296..bbf4f72df 100644
--- a/src/NerdBank.GitVersioning.Tests/test.prj
+++ b/src/NerdBank.GitVersioning.Tests/test.prj
@@ -11,6 +11,7 @@
     <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
     <OutputType>Library</OutputType>
     <OutputPath>bin\</OutputPath>
+    <NoWarn>$(NoWarn);1607</NoWarn>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />