diff --git a/addons/xterm-addon-webgl/test/playwright.config.ts b/addons/xterm-addon-webgl/test/playwright.config.ts
index a9446a22..0cc9bb3a 100644
--- a/addons/xterm-addon-webgl/test/playwright.config.ts
+++ b/addons/xterm-addon-webgl/test/playwright.config.ts
@@ -26,7 +26,7 @@ const config: PlaywrightTestConfig = {
   ],
   reporter: 'list',
   webServer: {
-    command: 'npm --cwd ../.. start',
+    command: 'npm --cwd ../../.. start',
     port: 3000,
     timeout: 120000,
     reuseExistingServer: !process.env.CI