diff --git a/src/Venturecraft/Revisionable/RevisionableTrait.php b/src/Venturecraft/Revisionable/RevisionableTrait.php
index f298dcf7..586df436 100644
--- a/src/Venturecraft/Revisionable/RevisionableTrait.php
+++ b/src/Venturecraft/Revisionable/RevisionableTrait.php
@@ -266,14 +266,18 @@ public function postDelete()
      **/
     public function getSystemUserId()
     {
+        if (!isset($this->guard)) {
+            $this->guard = 'web';
+        }
+
         try {
             if (class_exists($class = '\SleepingOwl\AdminAuth\Facades\AdminAuth')
                 || class_exists($class = '\Cartalyst\Sentry\Facades\Laravel\Sentry')
                 || class_exists($class = '\Cartalyst\Sentinel\Laravel\Facades\Sentinel')
             ) {
-                return ($class::check()) ? $class::getUser()->id : null;
-            } elseif (\Auth::check()) {
-                return \Auth::user()->getAuthIdentifier();
+                return ($class::guard($this->guard)->check()) ? $class::getUser()->id : null;
+            } elseif (\Auth::guard($this->guard)->check()) {
+                return \Auth::guard($this->guard)->user()->getAuthIdentifier();
             }
         } catch (\Exception $e) {
             return null;