diff --git a/tests/Foundation/FlextypeTest.php b/tests/Foundation/FlextypeTest.php
index 01e58b80..9ff92647 100644
--- a/tests/Foundation/FlextypeTest.php
+++ b/tests/Foundation/FlextypeTest.php
@@ -16,3 +16,11 @@ afterEach(function (): void {
 test('test getVersion() method', function () {
     $this->assertTrue(!Strings::create(flextype()->getVersion())->isEmpty());
 });
+
+test('test getInstance() method', function () {
+    $firstCall = Flextype::getInstance();
+    $secondCall = Flextype::getInstance();
+
+    $this->assertInstanceOf(Flextype::class, $firstCall);
+    $this->assertSame($firstCall, $secondCall);
+});