diff --git a/src/Traits/HasRoles.php b/src/Traits/HasRoles.php
index b6167df..d627a1d 100644
--- a/src/Traits/HasRoles.php
+++ b/src/Traits/HasRoles.php
@@ -55,7 +55,10 @@ trait HasRoles
     public function assignRole(string|Role $role)
     {
         if (is_string($role) && !is_numeric($role)) {
-            $role = config('roles.models.role', \Blax\Roles\Models\Role::class)::firstOrCreate(['slug' => $role]);
+            $role = config('roles.models.role', \Blax\Roles\Models\Role::class)::firstOrCreate([
+                'name' => $role,
+                'slug' => str()->slug($role)
+            ]);
         } elseif (is_numeric($role)) {
             $role = config('roles.models.role', \Blax\Roles\Models\Role::class)::find($role);
         }
@@ -103,7 +106,10 @@ trait HasRoles
         $roleIds = [];
         foreach ($roles as $role) {
             if (is_string($role) && !is_numeric($role)) {
-                $roleModel = config('roles.models.role', \Blax\Roles\Models\Role::class)::firstOrCreate(['slug' => $role]);
+                $roleModel = config('roles.models.role', \Blax\Roles\Models\Role::class)::firstOrCreate([
+                    'name' => $role,
+                    'slug' => str()->slug($role)
+                ]);
             } elseif (is_numeric($role)) {
                 $roleModel = config('roles.models.role', \Blax\Roles\Models\Role::class)::find($role);
             } elseif ($role instanceof Role) {