diff --git a/src/Illuminate/Database/Eloquent/Builder.php b/src/Illuminate/Database/Eloquent/Builder.php
index 15075432e492..af324015ea4e 100755
--- a/src/Illuminate/Database/Eloquent/Builder.php
+++ b/src/Illuminate/Database/Eloquent/Builder.php
@@ -79,6 +79,7 @@ class Builder
      * @var string[]
      */
     protected $passthru = [
+        'aggregate',
         'average',
         'avg',
         'count',