diff --git a/src/Monolog/Processor/WebProcessor.php b/src/Monolog/Processor/WebProcessor.php
index 905ed02e..035606c7 100644
--- a/src/Monolog/Processor/WebProcessor.php
+++ b/src/Monolog/Processor/WebProcessor.php
@@ -40,6 +40,12 @@ class WebProcessor
      */
     public function __invoke(array $record)
     {
+        // skip processing if for some reason request data
+        // is not present (CLI or wonky SAPIs)
+        if (!isset($this->serverData['REQUEST_URI'])) {
+            return $record;
+        }
+
         $record['extra'] = array_merge(
             $record['extra'],
             array(