diff --git a/src/Extractors/Csv.php b/src/Extractors/Csv.php
index 1aaf63b7..2a8a0e7a 100644
--- a/src/Extractors/Csv.php
+++ b/src/Extractors/Csv.php
@@ -68,7 +68,7 @@ protected function makeRow($row, $columns)
         $data = [];
 
         foreach ($columns as $column => $index) {
-            $data[$column] = $row[$index - 1];
+            $data[$column] = $row[$index - 1] != "" ? $row[$index - 1] : NULL ;
         }
 
         return $data;