diff --git a/.github/workflows/psalm.yml b/.github/workflows/psalm.yml
index 66a71a9..1489b61 100644
--- a/.github/workflows/psalm.yml
+++ b/.github/workflows/psalm.yml
@@ -30,5 +30,10 @@ jobs:
           composer config "http-basic.nova.laravel.com" "${{ secrets.NOVA_USERNAME }}" "${{ secrets.NOVA_4_LICENSE_KEY }}"
           composer install -n --prefer-dist
 
+      - name: Restore timestamps
+        uses: chetan/git-restore-mtime-action@v2
+
+      - run: composer global require cpx/cpx
+
       - name: Run Psalm
-        run: ./vendor/bin/psalm --shepherd
+        run: composer psalm -- --shepherd
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 36d3329..f26411f 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -37,7 +37,7 @@ jobs:
       - name: Install dependencies
         run: |
           composer config "http-basic.nova.laravel.com" "${{ secrets.NOVA_USERNAME }}" "${{ secrets.NOVA_4_LICENSE_KEY }}" --ansi
-          composer update ${{ matrix.dependency-version }} --prefer-dist --no-interaction --ansi --with="laravel/framework:${{ matrix.laravel }}" --with="orchestra/testbench:${{ matrix.testbench }}"
+          composer update ${{ matrix.dependency-version }} --prefer-dist --no-interaction --ansi --with="laravel/framework:${{ matrix.laravel }}" --with="orchestra/testbench-core:${{ matrix.testbench }}"
 
       - name: Execute tests
         run: composer test
@@ -46,14 +46,14 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
 
       - name: Cache yarn dependencies
         uses: actions/cache@v4
         id: npm-node_modules-cache
         with:
           path: node_modules
-          key: npm-${{ hashFiles('package.json') }}-node-20
+          key: npm-${{ hashFiles('package.json') }}-node-22
 
       - name: Compile assets
         run: npm install && npm run nova:install && npm run prod
diff --git a/composer.json b/composer.json
index 889a78a..5939b82 100644
--- a/composer.json
+++ b/composer.json
@@ -13,13 +13,13 @@
     "require": {
         "php": "^8.1",
         "ext-json": "*",
-        "laravel/nova": "^4.20"
+        "laravel/nova": "^4.20 || ^5.0"
     },
     "require-dev": {
-        "interaction-design-foundation/coding-standard": "^0.2.0",
-        "orchestra/testbench": "^8.22 || ^9.0",
+        "interaction-design-foundation/coding-standard": "^0.3",
+        "orchestra/testbench-core": "^8.30 || ^9.7",
         "phpunit/phpunit": "^10.5 || ^11.0",
-        "vimeo/psalm": "^5.22"
+        "vimeo/psalm": "^5.26"
     },
     "repositories": [
         {
@@ -60,7 +60,9 @@
         "cs": "@cs:fix",
         "cs:check": "phpcs -p -s --colors --report-full --report-summary",
         "cs:fix": "phpcbf -p --colors",
-        "psalm": "vendor/bin/psalm",
+        "psalm": "cpx psalm",
+        "sa": "@psalm",
+        "sa:bl": "cpx psalm --set-baseline=psalm-baseline.xml --long-progress --threads=1",
         "test": "phpunit --colors=always"
     }
 }
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 8b64562..74b8870 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<files psalm-version="5.22.2@d768d914152dbbf3486c36398802f74e80cfde48">
+<files psalm-version="5.26.1@d747f6500b38ac4f7dfc5edbcae6e4b637d7add0">
   <file src="src/CardServiceProvider.php">
     <UndefinedInterfaceMethod>
       <code><![CDATA[routesAreCached]]></code>
@@ -19,9 +19,4 @@
       <code><![CDATA[array{string, array{name: string, time: string, night: bool}}]]></code>
     </MoreSpecificReturnType>
   </file>
-  <file src="src/WorldClock.php">
-    <PropertyNotSetInConstructor>
-      <code><![CDATA[WorldClock]]></code>
-    </PropertyNotSetInConstructor>
-  </file>
 </files>
diff --git a/src/CardServiceProvider.php b/src/CardServiceProvider.php
index 7645b70..43c84c5 100644
--- a/src/CardServiceProvider.php
+++ b/src/CardServiceProvider.php
@@ -6,7 +6,7 @@
 use Illuminate\Support\ServiceProvider;
 use Laravel\Nova\Nova;
 
-class CardServiceProvider extends ServiceProvider
+final class CardServiceProvider extends ServiceProvider
 {
     /** Bootstrap any application services. */
     public function boot(): void
diff --git a/src/WorldClock.php b/src/WorldClock.php
index 115d180..39746a7 100644
--- a/src/WorldClock.php
+++ b/src/WorldClock.php
@@ -4,7 +4,7 @@
 
 use Laravel\Nova\Card;
 
-class WorldClock extends Card
+final class WorldClock extends Card
 {
     /**
      * The width of the card (1/3, 1/2, or full).