diff --git a/extend/service/CarInfoHandle.php b/extend/service/CarInfoHandle.php
index 5457b71..ff1c55f 100644
--- a/extend/service/CarInfoHandle.php
+++ b/extend/service/CarInfoHandle.php
@@ -305,8 +305,8 @@ class CarInfoHandle
                     continue;
                 $sources = $sources->toArray();
                 $source_a = null;
-                foreach ($sources as $index => &$source) {
-                    $source['car_phone'] = trim($source['car_phone']);
+                foreach ($sources as $index => $source) {
+                    $sources[$index]['car_phone'] = trim($source['car_phone']);
                     if (preg_match('/^1[3-9][0-9]{9}/', $source['car_phone'])) {
                         $source_a = $source;
                         unset($sources[$index]);