diff --git a/pkgs/tools/games/opentracker/default.nix b/pkgs/tools/games/opentracker/default.nix
index 33dc69ff4e6..8140b34c1e9 100644
--- a/pkgs/tools/games/opentracker/default.nix
+++ b/pkgs/tools/games/opentracker/default.nix
@@ -25,13 +25,14 @@ buildDotnetModule rec {
   };
 
   dotnet-runtime = dotnetCorePackages.runtime_3_1;
+  dotnet-sdk = dotnetCorePackages.sdk_3_1;
+
   nugetDeps = ./deps.nix;
 
   projectFile = "OpenTracker.sln";
   executables = [ "OpenTracker" ];
 
   doCheck = true;
-  dotnet-test-sdk = dotnetCorePackages.sdk_3_1;
 
   nativeBuildInputs = [
     autoPatchelfHook