diff --git a/Release.slnf b/Release.slnf
index 5b3a556a8..4949e26c3 100644
--- a/Release.slnf
+++ b/Release.slnf
@@ -4,6 +4,7 @@
     "projects": [
       "Analyzers\\Terminal.Gui.Analyzers.Internal\\Terminal.Gui.Analyzers.Internal.csproj",
       "Terminal.Gui\\Terminal.Gui.csproj",
+      "UICatalog\\UICatalog.csproj",
       "UnitTests\\UnitTests.csproj"
     ]
   }