diff --git a/.github/workflows/build-check.yml b/.github/workflows/build-check.yml
index 7263bf1..c9e746a 100644
--- a/.github/workflows/build-check.yml
+++ b/.github/workflows/build-check.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: '24'
+          node-version: '26'
           cache: 'npm'
 
       - name: Install dependencies
diff --git a/Dockerfile b/Dockerfile
index eb97299..41f639a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,9 @@
-FROM node:24-alpine AS deps
+FROM node:26-alpine AS deps
 WORKDIR /app
 COPY package.json package-lock.json ./
 RUN npm ci --omit=dev
 
-FROM node:24-alpine AS runtime
+FROM node:26-alpine AS runtime
 ENV NODE_ENV=production
 WORKDIR /app
 COPY --from=deps /app/node_modules ./node_modules