diff --git a/controller/Session.class.php b/controller/Session.class.php
index 04683d9d..5387dd2e 100644
--- a/controller/Session.class.php
+++ b/controller/Session.class.php
@@ -34,16 +34,17 @@ class Session
             static::setNamespace(static::NAMESPACE_DEFAULT, $oldSession);
         }
 
-        $site_visitor_id = key_exists(static::USER_ID, $_SESSION) ? $_SESSION[static::USER_ID] : '';
-        $response = LBRY::logWebVisitor(static::SITE_ID, $site_visitor_id, $_SERVER['REMOTE_ADDR']);
-        if (!is_null($response)
+        Response::addPostRenderCallback(function(){
+            $site_visitor_id = key_exists(static::USER_ID, $_SESSION) ? $_SESSION[static::USER_ID] : '';
+            $response = LBRY::logWebVisitor(static::SITE_ID, $site_visitor_id, $_SERVER['REMOTE_ADDR']);
+            if (!is_null($response)
                 && key_exists('data', $response)
                 && key_exists('visitor_id', $response['data'])) {
-            $_SESSION[static::USER_ID] = $response['data']['visitor_id'];
-        } else {
-            $_SESSION[static::USER_ID] = '';
-        }
-
+                $_SESSION[static::USER_ID] = $response['data']['visitor_id'];
+            } else {
+                $_SESSION[static::USER_ID] = '';
+            }
+        });
 
         static::initFlashes();
     }
diff --git a/view/Response.class.php b/view/Response.class.php
index 9b4526ba..f93e771b 100644
--- a/view/Response.class.php
+++ b/view/Response.class.php
@@ -35,6 +35,8 @@ class Response
     protected static $metaImages = [];
     protected static $facebookAnalyticsType = "PageView";
 
+    private static $PostRenderCallbacks = array();
+
     public static function setMetaDescription($description)
     {
         static::$metaDescription = $description;
@@ -369,6 +371,19 @@ class Response
     );
     }
 
+    public static function addPostRenderCallback( $cb )
+    {
+        array_push(static::$PostRenderCallbacks, $cb);
+    }
+
+    public static function invokePostRenderCallbacks()
+    {
+        foreach(static::$PostRenderCallbacks as &$cb )
+        {
+            $cb();
+        }
+    }
+
 
     //  public static function addBodyCssClass($classOrClasses)
 //  {
diff --git a/web/index.php b/web/index.php
index 4f06d8a7..2864c89c 100644
--- a/web/index.php
+++ b/web/index.php
@@ -28,6 +28,8 @@ try {
         View::compileCss();
     }
     Controller::dispatch(Request::getRoutingUri());
+    flush();
+    Response::invokePostRenderCallbacks();
 } catch (Throwable $e) {
     if (IS_PRODUCTION) {
         Slack::sendErrorIfProd($e);