diff --git a/app/Api/v1/Requests/GroupStoreRequest.php b/app/Api/v1/Requests/GroupStoreRequest.php
index 52147dce..dd9cdad9 100644
--- a/app/Api/v1/Requests/GroupStoreRequest.php
+++ b/app/Api/v1/Requests/GroupStoreRequest.php
@@ -28,7 +28,7 @@ public function rules()
         return [
             'name' => [
                 'required',
-                'alpha_dash',
+                'regex:/^[a-zA-Z0-9\s\-_]+$/',
                 'max:32',
                 Rule::unique('groups')->where(fn ($query) => $query->where('user_id', $this->user()->id)),
             ],
diff --git a/tests/Api/v1/Requests/GroupStoreRequestTest.php b/tests/Api/v1/Requests/GroupStoreRequestTest.php
index af900e42..83c6e35a 100644
--- a/tests/Api/v1/Requests/GroupStoreRequestTest.php
+++ b/tests/Api/v1/Requests/GroupStoreRequestTest.php
@@ -105,9 +105,6 @@ public function provideInvalidData() : array
             [[
                 'name' => true, // string
             ]],
-            [[
-                'name' => 8, // string
-            ]],
             [[
                 'name' => 'mmmmmmoooooorrrrrreeeeeeettttttthhhhhhaaaaaaannnnnn32cccccchhhhhaaaaaarrrrrrsssssss', // max:32
             ]],