diff --git a/.gitignore b/.gitignore
index c612ac8..3614327 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,8 @@
 /build
 /vendor
 /.idea
+/.vscode
 .php-cs-fixer.cache
 .phpunit.result.cache
 composer.lock
-phpunit.xml.bak
\ No newline at end of file
+phpunit.xml.bak
diff --git a/src/Http/Requests/AssertionRequest.php b/src/Http/Requests/AssertionRequest.php
index c6c750d..64e7f8d 100644
--- a/src/Http/Requests/AssertionRequest.php
+++ b/src/Http/Requests/AssertionRequest.php
@@ -121,7 +121,7 @@ class AssertionRequest extends FormRequest
      */
     protected function findUser(WebAuthnAuthenticatable|array|int|string|null $credentials): ?WebAuthnAuthenticatable
     {
-        if (!$credentials) {
+        if ($credentials === null) {
             return null;
         }