diff --git a/pkgs/tools/games/scarab/default.nix b/pkgs/tools/games/scarab/default.nix
index e84a210f4083..617f8f0e87b2 100644
--- a/pkgs/tools/games/scarab/default.nix
+++ b/pkgs/tools/games/scarab/default.nix
@@ -23,7 +23,8 @@ buildDotnetModule rec {
   };
 
   nugetDeps = ./deps.nix;
-  projectFile = "Scarab.sln";
+  projectFile = "Scarab/Scarab.csproj";
+  testProjectFile = "Scarab.Tests/Scarab.Tests.csproj";
   executables = [ "Scarab" ];
 
   preConfigureNuGet = ''
@@ -48,6 +49,8 @@ buildDotnetModule rec {
     wrapGAppsHook3
   ];
 
+  doCheck = true;
+
   postFixup = ''
     # Icons for the desktop file
     icotool -x $src/Scarab/Assets/omegamaggotprime.ico