diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3233435..e8f16e6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6
         with:
-          node-version: '24'
+          node-version: '26'
           cache: npm
       - name: Validate release tag
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
diff --git a/Dockerfile b/Dockerfile
index c3ab388..4a0550d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:24-alpine@sha256:06d7adf3e0ef61a13f1d28682726366f97a15aa1888c934d3ecec86c33918b53
+FROM node:26-alpine@sha256:8996bb5821d62a8fd9bb27c1cb07462f3fdce6e47d640c6a881ead0b064ce216
 
 RUN apk add --no-cache ca-certificates docker-cli docker-cli-buildx