diff --git a/.github/workflows/deploy-to-arweave.yaml b/.github/workflows/deploy-to-arweave.yaml
index 09894e028..7fc540175 100644
--- a/.github/workflows/deploy-to-arweave.yaml
+++ b/.github/workflows/deploy-to-arweave.yaml
@@ -28,12 +28,12 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: "20.x"
+          node-version: "22.14.0"
           cache: "yarn"
 
       - name: Install dependencies
@@ -48,12 +48,12 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: "20.x"
+          node-version: "22.14.0"
           cache: "yarn"
 
       - name: Install dependencies
diff --git a/.github/workflows/pr-preview.yaml b/.github/workflows/pr-preview.yaml
index 926670486..5567235a0 100644
--- a/.github/workflows/pr-preview.yaml
+++ b/.github/workflows/pr-preview.yaml
@@ -14,12 +14,12 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: "20.x"
+          node-version: "22.14.0"
           cache: "yarn"
 
       - name: Install dependencies
@@ -35,12 +35,12 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: "20.x"
+          node-version: "22.14.0"
           cache: "yarn"
 
       - name: Install dependencies
diff --git a/Dockerfile b/Dockerfile
index be9220d96..0f47a8019 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@
 # ---------------------------------------
 
 # 1) deps: install node_modules with good caching
-FROM node:20-bullseye-slim AS deps
+FROM node:22-bullseye-slim AS deps
 WORKDIR /app
 
 # Copy only the dependency manifests first for caching
@@ -13,7 +13,7 @@ COPY source.config.ts ./
 RUN yarn install --frozen-lockfile
 
 # 2) build: compile Next.js (static export)
-FROM node:20-bullseye-slim AS build
+FROM node:22-bullseye-slim AS build
 ENV NODE_ENV=production
 WORKDIR /app
 COPY --from=deps /app/node_modules ./node_modules