diff --git a/dist/default-build-script/Assets/Editor/UnityBuilderAction/Builder.cs b/dist/default-build-script/Assets/Editor/UnityBuilderAction/Builder.cs
index 50e25fb7..d7cba912 100644
--- a/dist/default-build-script/Assets/Editor/UnityBuilderAction/Builder.cs
+++ b/dist/default-build-script/Assets/Editor/UnityBuilderAction/Builder.cs
@@ -29,12 +29,23 @@ namespace UnityBuilderAction
         }
       }
 
+#if UNITY_2021_2_OR_NEWER
+      // Determine subtarget
+      StandaloneBuildSubtarget buildSubtarget;
+      if (!options.TryGetValue("standaloneBuildSubtarget", out var subtargetValue) || !Enum.TryParse(subtargetValue, out buildSubtarget)) {
+        buildSubtarget = default;
+      }
+#endif
+
       // Define BuildPlayer Options
       var buildPlayerOptions = new BuildPlayerOptions {
         scenes = scenes,
         locationPathName = options["customBuildPath"],
         target = (BuildTarget) Enum.Parse(typeof(BuildTarget), options["buildTarget"]),
-        options = buildOptions
+        options = buildOptions,
+#if UNITY_2021_2_OR_NEWER
+        subtarget = (int) buildSubtarget
+#endif
       };
 
       // Set version for this build
diff --git a/dist/default-build-script/Assets/Editor/UnityBuilderAction/Input/ArgumentsParser.cs b/dist/default-build-script/Assets/Editor/UnityBuilderAction/Input/ArgumentsParser.cs
index c53b7d37..5beeb8df 100644
--- a/dist/default-build-script/Assets/Editor/UnityBuilderAction/Input/ArgumentsParser.cs
+++ b/dist/default-build-script/Assets/Editor/UnityBuilderAction/Input/ArgumentsParser.cs
@@ -28,6 +28,7 @@ namespace UnityBuilderAction.Input
       }
 
       if (!Enum.IsDefined(typeof(BuildTarget), buildTarget)) {
+        Console.WriteLine($"{buildTarget} is not a defined {nameof(BuildTarget)}");
         EditorApplication.Exit(121);
       }