diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 594a61bf..cc462e1d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -43,7 +43,7 @@ jobs:
           php-version: '8.1'
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
       - name: Set up .env
         run: php -r "file_exists('.env') || copy('.env.ci', '.env');"
       - name: Install Composer dependencies
@@ -76,7 +76,7 @@ jobs:
           php-version: '8.1'
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
       - name: Set up .env
         run: php -r "file_exists('.env') || copy('.env.ci', '.env');"
       - name: Install Composer dependencies
diff --git a/Dockerfile b/Dockerfile
index 9b6a3389..f459cc2d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,7 +26,7 @@ RUN install-php-extensions pdo_mysql zip calendar gd
 RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
 
 # Install Node.js
-RUN curl -sL https://deb.nodesource.com/setup_15.x | bash - && \
+RUN curl -sL https://deb.nodesource.com/setup_18.x | bash - && \
     apt-get install -y nodejs
 
 WORKDIR /var/www