diff --git a/app/Models/Auth/User.php b/app/Models/Auth/User.php
index 99f55e43c..759dc6367 100644
--- a/app/Models/Auth/User.php
+++ b/app/Models/Auth/User.php
@@ -57,6 +57,10 @@ class User extends Authenticatable
         static::retrieved(function($model) {
             $model->setCompanyIds();
         });
+
+        static::saving(function($model) {
+            $model->unsetCompanyIds();
+        });
     }
 
     public function companies()
@@ -194,4 +198,9 @@ class User extends Authenticatable
 
         $this->setAttribute('company_ids', $company_ids);
     }
+
+    public function unsetCompanyIds()
+    {
+        $this->offsetUnset('company_ids');
+    }
 }