diff --git a/src/commands/command/unity/build-command.ts b/src/commands/command/unity/build-command.ts
index 624e2fc6..600257fa 100644
--- a/src/commands/command/unity/build-command.ts
+++ b/src/commands/command/unity/build-command.ts
@@ -21,8 +21,6 @@ export class BuildCommand extends CommandBase implements CommandInterface {
       log.debug('baseImage', baseImage);
 
       await PlatformSetup.setup(parameters, actionFolder);
-      log.info('Platform setup done.');
-      log.info('OS:', env.getOS());
       if (env.getOS() === 'darwin') {
         MacBuilder.run(actionFolder, workspace, parameters);
       } else {
diff --git a/src/logic/unity/platform-setup/setup-windows.ts b/src/logic/unity/platform-setup/setup-windows.ts
index a5d5cce7..8e0592de 100644
--- a/src/logic/unity/platform-setup/setup-windows.ts
+++ b/src/logic/unity/platform-setup/setup-windows.ts
@@ -1,8 +1,10 @@
 import { fsSync as fs, exec } from '../../../dependencies.ts';
 import { Parameters } from '../../../model/index.ts';
+import ValidateWindows from '../platform-validation/validate-windows.ts';
 
 class SetupWindows {
   public static async setup(parameters: Parameters) {
+    ValidateWindows.validate(parameters);
     await this.generateWinSdkRegistryKey(parameters);
   }
 
diff --git a/src/model/platform-setup.ts b/src/model/platform-setup.ts
index cd35b7f0..cd9bdfe8 100644
--- a/src/model/platform-setup.ts
+++ b/src/model/platform-setup.ts
@@ -6,8 +6,7 @@ class PlatformSetup {
   static async setup(parameters: Parameters, actionFolder: string) {
     switch (process.platform) {
       case 'win32':
-        ValidateWindows.validate(parameters);
-        SetupWindows.setup(parameters);
+        await SetupWindows.setup(parameters);
         break;
       case 'darwin':
         await SetupMac.setup(parameters, actionFolder);
diff --git a/src/modules/actions/core.ts b/src/modules/actions/core.ts
index 13c410dc..5470bad5 100644
--- a/src/modules/actions/core.ts
+++ b/src/modules/actions/core.ts
@@ -9,6 +9,10 @@ export const core = {
     console.error(error, error.stack);
   },
 
+  setOutput: (key, value) => {
+    console.log(`(mock) Output "${key}" is set to "${value}"`);
+  },
+
   // Adapted from: https://github.com/actions/toolkit/blob/9b7bcb1567c9b7f134eb3c2d6bbf409a5106a956/packages/core/src/core.ts#L128
   getInput: (name, options) => {
     const variable = `INPUT_${name.replace(/ /g, '_').toUpperCase()}`;