diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 5008b48..01d81c4 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -4,14 +4,18 @@ on: [pull_request]
 
 jobs:
   lint:
-    name: Run Linter
+    name: Run Linter on PHP ${{ matrix.php }}
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        php: ['8.0', '8.1', '8.2']
+
     steps:
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with:
-        php-version: '8.0'
+        php-version: ${{ matrix.php }}
 
     - name: Checkout repository
       uses: actions/checkout@v3
@@ -26,14 +30,18 @@ jobs:
     - run: composer lint
 
   tests:
-    name: Run Unit Tests
+    name: Run Unit Tests on PHP ${{ matrix.php }}
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        php: ['8.0', '8.1', '8.2']
+
     steps:
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with:
-        php-version: '8.0'
+        php-version: ${{ matrix.php }}
 
     - name: Checkout repository
       uses: actions/checkout@v3
@@ -45,4 +53,4 @@ jobs:
     - name: Install dependencies
       run: composer update --ignore-platform-reqs --optimize-autoloader --no-plugins --no-scripts --prefer-dist
 
-    - run: composer test
\ No newline at end of file
+    - run: composer test
diff --git a/src/DSN/DSN.php b/src/DSN/DSN.php
index 185efc0..0eb0ef2 100644
--- a/src/DSN/DSN.php
+++ b/src/DSN/DSN.php
@@ -62,9 +62,9 @@ public function __construct(string $dsn)
         $this->scheme = $parts['scheme'] ?? null;
         $this->user = isset($parts['user']) ? \urldecode($parts['user']) : null;
         $this->password = isset($parts['pass']) ? \urldecode($parts['pass']) : null;
-        $this->host = $parts['host'] ?? null;
+        $this->host = $parts['host'] ?? '';
         $this->port = $parts['port'] ?? null;
-        $this->path = isset($parts['path']) ? ltrim($parts['path'], '/') : null;
+        $this->path = isset($parts['path']) ? ltrim((string) $parts['path'], '/') : '';
         $this->query = $parts['query'] ?? null;
     }