diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 36d3dbc..26fc712 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,18 +4,18 @@ on: [push, pull_request]
 
 jobs:
   testsuite:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
       matrix:
-        prefer-lowest: ['']
-        php-version: ['7.4', '8.0', '8.1']
+        php-version: ['7.4', '8.0', '8.1', '8.2']
+        dependencies: ['highest']
         include:
           - php-version: '7.2'
-            prefer-lowest: 'prefer-lowest'
+            dependencies: 'lowest'
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
@@ -25,12 +25,9 @@ jobs:
         coverage: pcov
 
     - name: Composer install
-      run: |
-        if ${{ matrix.prefer-lowest == 'prefer-lowest' }}; then
-          composer update --prefer-lowest --prefer-stable
-        else
-          composer install
-        fi
+      uses: ramsey/composer-install@v2
+      with:
+        dependency-versions: ${{ matrix.dependencies }}
 
     - name: Run PHPUnit
       run: |
@@ -42,14 +39,14 @@ jobs:
 
     - name: Code Coverage Report
       if: matrix.php-version == '7.4'
-      uses: codecov/codecov-action@v2
+      uses: codecov/codecov-action@v3
 
   cs-stan:
     name: Coding Standard & Static Analysis
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
@@ -57,7 +54,7 @@ jobs:
         php-version: '7.4'
         extensions: mbstring, intl
         coverage: none
-        tools: vimeo/psalm:4, phpstan:1.9
+        tools: vimeo/psalm:5.9, phpstan:1.10
 
     - name: Composer Install
       run: composer require --dev cakephp/cakephp-codesniffer:^4.1
diff --git a/psalm.xml b/psalm.xml
index fa13ae4..d38a0ae 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -5,6 +5,9 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    findUnusedBaselineEntry="true"
+    findUnusedCode="false"
+
 >
     <projectFiles>
         <directory name="src" />
diff --git a/src/Listener/ViewSearchListener.php b/src/Listener/ViewSearchListener.php
index e46ba0e..4efca6d 100644
--- a/src/Listener/ViewSearchListener.php
+++ b/src/Listener/ViewSearchListener.php
@@ -134,6 +134,7 @@ public function fields(): array
                 $input['class'] = 'autocomplete';
             }
 
+            /** @psalm-suppress PossiblyUndefinedArrayOffset */
             if (
                 !empty($input['class'])
                 && strpos($input['class'], 'autocomplete') !== false
diff --git a/src/View/Widget/DateTimeWidget.php b/src/View/Widget/DateTimeWidget.php
index db8958b..6046507 100644
--- a/src/View/Widget/DateTimeWidget.php
+++ b/src/View/Widget/DateTimeWidget.php
@@ -110,6 +110,7 @@ public function render(array $data, ContextInterface $context): string
 
         $clearIcon = $this->clearIcon;
         $toggleIcon = $this->calendarIcon;
+        /** @psalm-suppress PossiblyUndefinedArrayOffset */
         if (isset($datetimePicker['iconClass'])) {
             $toggleIcon = $datetimePicker['iconClass'];
             unset($datetimePicker['iconClass']);