diff --git a/.github/workflows/node.yml b/.github/workflows/node.yml
index f55151b..f0d1da8 100644
--- a/.github/workflows/node.yml
+++ b/.github/workflows/node.yml
@@ -52,9 +52,9 @@ jobs:
         os: [ubuntu-latest, windows-latest, macOS-latest]
         node-version: [14.x, 16.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
-      exclude:
-        - {os: windows-latest, node: 16.x}
-        - {os: macOS-latest, node: 16.x}
+        exclude:
+          - {os: windows-latest, node: 16.x}
+          - {os: macOS-latest, node: 16.x}
 
     steps:
       - uses: actions/checkout@v2
diff --git a/src/platform-browser.ts b/src/platform-browser.ts
index 56eca5b..5cb57cb 100644
--- a/src/platform-browser.ts
+++ b/src/platform-browser.ts
@@ -50,8 +50,7 @@ export default class PlatformBrowser implements Platform {
 		this.silent = silent;
 	}
 
-	async run(ctx: Context, file: string): Promise<Result> {
-		const {child, port} = await start(this.driver, this.silent);
+	async interact(ctx: Context, file: string, port: number): Promise<Result> {
 		const client = await WebDriver.newSession({
 			logLevel: 'warn',
 			port,
@@ -75,7 +74,17 @@ export default class PlatformBrowser implements Platform {
 		)) as Result;
 
 		await client.deleteSession();
-		await stop(child);
 		return result;
 	}
+
+	async run(ctx: Context, file: string): Promise<Result> {
+		const {child, port} = await start(this.driver, this.silent);
+		try {
+			const result = await this.interact(ctx, file, port);
+			await stop(child);
+			return result;
+		} finally {
+			await stop(child);
+		}
+	}
 }