diff --git a/backend/worker/package.json b/backend/worker/package.json
index 8942e2b..269d6c9 100644
--- a/backend/worker/package.json
+++ b/backend/worker/package.json
@@ -6,7 +6,7 @@
     "style-8d": "tsx style-8d-worker.ts"
   },
   "dependencies": {
-    "playwright": "^1.49.1"
+    "playwright": "^1.61.1"
   },
   "devDependencies": {
     "tsx": "^4.19.2",
diff --git a/deploy/Dockerfile.node-worker b/deploy/Dockerfile.node-worker
index 54db7aa..833dbce 100644
--- a/deploy/Dockerfile.node-worker
+++ b/deploy/Dockerfile.node-worker
@@ -1,8 +1,10 @@
 # Node playwright worker（style-8d）。
-# 直接使用 Playwright 官方 image（自帶 chromium 與系統依賴），版本對齊 package.json 的 playwright ^1.49.1。
+# 直接使用 Playwright 官方 image（自帶 chromium 與系統依賴）。
+# 重要：image tag 必須對齊 backend/worker/package-lock.json 解析到的 playwright 版本，
+# 否則 npm ci 裝的 playwright 與 image 內瀏覽器版本不符，會找不到瀏覽器執行檔。
 # build context = repo root（見 deploy/docker-compose.yml）。
 
-FROM mcr.microsoft.com/playwright:v1.49.1-jammy
+FROM mcr.microsoft.com/playwright:v1.61.1-jammy
 WORKDIR /app
 ENV TZ=UTC
 COPY backend/worker/package.json backend/worker/package-lock.json ./