diff --git a/tests/CacheTest.php b/tests/CacheTest.php
index 3440ae8..5a7e8fb 100644
--- a/tests/CacheTest.php
+++ b/tests/CacheTest.php
@@ -6,9 +6,7 @@
 
 class CacheTest extends TestCase
 {
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldReturnValidLocation()
     {
         $data = [
@@ -34,9 +32,7 @@ public function shouldReturnValidLocation()
         $this->assertEquals($location->default, false);
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldReturnInvalidLocation()
     {
         $cacheMock = Mockery::mock('Illuminate\Cache\CacheManager')
@@ -55,9 +51,7 @@ public function shouldReturnInvalidLocation()
         $this->assertEquals($geo_ip->getCache()->get('81.2.69.142'), null);
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldSetLocation()
     {
         $location = new \InteractionDesignFoundation\GeoIP\Location([
@@ -83,9 +77,7 @@ public function shouldSetLocation()
         $this->assertEquals($geo_ip->getCache()->set('81.2.69.142', $location), null);
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldFlushLocations()
     {
         $cacheMock = Mockery::mock('Illuminate\Cache\CacheManager')
diff --git a/tests/GeoIPTest.php b/tests/GeoIPTest.php
index 83d6c3e..6c65161 100644
--- a/tests/GeoIPTest.php
+++ b/tests/GeoIPTest.php
@@ -6,9 +6,7 @@
 
 class GeoIPTest extends TestCase
 {
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldGetUSDCurrency()
     {
         $geo_ip = $this->makeGeoIP();
@@ -16,9 +14,7 @@ public function shouldGetUSDCurrency()
         $this->assertEquals($geo_ip->getCurrency('US'), 'USD');
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function testGetService()
     {
         $geo_ip = $this->makeGeoIP([
@@ -32,9 +28,7 @@ public function testGetService()
         $this->assertInstanceOf(\InteractionDesignFoundation\GeoIP\Contracts\ServiceInterface::class, $geo_ip->getService());
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function testGetCache()
     {
         $geo_ip = $this->makeGeoIP();
diff --git a/tests/Services/MaxMindDatabaseTest.php b/tests/Services/MaxMindDatabaseTest.php
index 9de83a9..870a0aa 100644
--- a/tests/Services/MaxMindDatabaseTest.php
+++ b/tests/Services/MaxMindDatabaseTest.php
@@ -6,9 +6,7 @@
 
 class MaxMindDatabaseTest extends TestCase
 {
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldReturnConfigValue()
     {
         list($service, $config) = $this->getService();
@@ -16,9 +14,7 @@ public function shouldReturnConfigValue()
         $this->assertEquals($service->config('database_path'), $config['database_path']);
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldReturnValidLocation()
     {
         list($service, $config) = $this->getService();
@@ -30,9 +26,7 @@ public function shouldReturnValidLocation()
         $this->assertEquals($location->default, false);
     }
 
-    /**
-     * @test
-     */
+    /** @test */
     public function shouldReturnInvalidLocation()
     {
         list($service, $config) = $this->getService();
@@ -46,7 +40,8 @@ public function shouldReturnInvalidLocation()
         }
     }
 
-    protected function getService()
+    /** @return list{\InteractionDesignFoundation\GeoIP\Contracts\ServiceInterface, array<string, mixed>} */
+    protected function getService(): array
     {
         $config = $this->getConfig()['services']['maxmind_database'];