diff --git a/Dockerfile b/Dockerfile
index 8ac3cb3..f809270 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,8 +15,7 @@ COPY package.json package-lock.json ./
 # Install all dependencies (including devDependencies for building)
 RUN npm ci
 
-# Install Chromium for rebrowser-playwright (use China mirror)
-ENV PLAYWRIGHT_DOWNLOAD_HOST=https://registry.npmmirror.com/-/binary/playwright
+# Install Chromium for rebrowser-playwright
 RUN npx playwright install chromium
 
 # Copy source code