diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index ea65adf4..865700ae 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v2.1.2
         with:
-          node-version: 14
+          node-version: 15
 
       - name: Cache Node.js modules
         id: cache
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c6a646e4..94c8a625 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v2.1.2
         with:
-          node-version: 14
+          node-version: 15
 
       - name: Cache Node.js modules
         id: cache
@@ -53,7 +53,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v2.1.2
         with:
-          node-version: 14
+          node-version: 15
 
       - name: Turnstyle
         uses: softprops/turnstyle@v0.1.3
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3ecc3892..33c9db36 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [12, 14]
+        node-version: [12, 14, 15]
 
     steps:
       - name: Checkout
diff --git a/Dockerfile b/Dockerfile
index 666e0f7d..09534d0d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # build environment
-FROM --platform=$BUILDPLATFORM node:14.13.1-alpine3.12 as build-stage
+FROM --platform=$BUILDPLATFORM node:15.0.1-alpine3.12 as build-stage
 RUN mkdir /app && chown -R node:node /app
 WORKDIR /app
 RUN apk add --no-cache python3 make g++
@@ -13,7 +13,7 @@ ARG VERSION
 RUN npm run build
 
 # dependency environment
-FROM node:15.0.0-alpine3.12 as dependency-stage
+FROM node:15.0.1-alpine3.12 as dependency-stage
 RUN mkdir /app && chown -R node:node /app
 WORKDIR /app
 RUN apk add --no-cache python3 make g++
@@ -23,7 +23,7 @@ RUN SKIP_BUILD=true npm ci
 RUN npm prune --production
 
 # production environment
-FROM node:15.0.0-alpine3.12 as production-stage
+FROM node:15.0.1-alpine3.12 as production-stage
 RUN mkdir /app && chown -R node:node /app
 WORKDIR /app
 RUN apk add --no-cache tini
diff --git a/Dockerfile.web b/Dockerfile.web
index 85c7fcc4..f12b72e4 100644
--- a/Dockerfile.web
+++ b/Dockerfile.web
@@ -1,5 +1,5 @@
 # build environment
-FROM --platform=$BUILDPLATFORM node:14.13.1-alpine3.12 as build-stage
+FROM --platform=$BUILDPLATFORM node:15.0.1-alpine3.12 as build-stage
 RUN mkdir /app && chown -R node:node /app
 WORKDIR /app
 RUN apk add --no-cache python3 make g++