diff --git a/Netclaw.slnx b/Netclaw.slnx
index 1d75d8172..91bed2f90 100644
--- a/Netclaw.slnx
+++ b/Netclaw.slnx
@@ -19,6 +19,7 @@
     <Project Path="src/Netclaw.Cli/Netclaw.Cli.csproj" />
     <Project Path="src/Netclaw.Actors.Tests/Netclaw.Actors.Tests.csproj" />
     <Project Path="src/Netclaw.MemoryRetrievalPoC.Tests/Netclaw.MemoryRetrievalPoC.Tests.csproj" />
+    <Project Path="src/Netclaw.Tests.Utilities/Netclaw.Tests.Utilities.csproj" />
     <Project Path="src/Netclaw.Tools.Abstractions/Netclaw.Tools.Abstractions.csproj" />
     <Project Path="src/Netclaw.Tools.Generators/Netclaw.Tools.Generators.csproj" />
     <Project Path="src/Netclaw.Search/Netclaw.Search.csproj" />