diff --git a/tests/Http/Controllers/LocationsTest.php b/tests/Http/Controllers/LocationsTest.php
index e2aef9f..42b52d0 100644
--- a/tests/Http/Controllers/LocationsTest.php
+++ b/tests/Http/Controllers/LocationsTest.php
@@ -51,7 +51,7 @@
             'X-IGNITER-REQUEST-HANDLER' => 'onSetDefault',
         ]);
 
-    Location::$defaultModels = [];
+    Location::clearDefaultModel();
     expect(Location::getDefaultKey())->toBe($location->getKey());
 });
 
diff --git a/tests/Models/LocationAreaTest.php b/tests/Models/LocationAreaTest.php
index 504d8da..af89372 100644
--- a/tests/Models/LocationAreaTest.php
+++ b/tests/Models/LocationAreaTest.php
@@ -192,7 +192,7 @@
         'boundaries' => [
             'components' => [
                 ['type' => 'locality', 'value' => 'White City'],
-                ['type' => 'postal_code', 'value' => 'Country'],
+                ['type' => 'postal_code', 'value' => 'Country'], // Invalid postal code
             ],
         ],
     ]);
diff --git a/tests/Models/LocationTest.php b/tests/Models/LocationTest.php
index 2e21647..6ca2261 100644
--- a/tests/Models/LocationTest.php
+++ b/tests/Models/LocationTest.php
@@ -25,7 +25,7 @@
 });
 
 it('checks if onboarding is complete with valid default location', function() {
-    Location::$defaultModels = [];
+    Location::clearDefaultModel();
     $location = Location::factory()->create([
         'location_lat' => '12.345678',
         'location_lng' => '98.765432',
@@ -39,10 +39,10 @@
 });
 
 it('checks if onboarding is incomplete without default location', function() {
-    Location::$defaultModels = [];
+    Location::clearDefaultModel();
     $default = Location::getDefault();
     $default->delete();
-    Location::$defaultModels = [];
+    Location::clearDefaultModel();
 
     $result = Location::onboardingIsComplete();