diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index 463f8358d..1ac997db7 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -963,12 +963,12 @@
         "source": {
             "type": "git",
             "url": "https://github.com/zoujingli/ThinkLibrary.git",
-            "reference": "747278ffb2b1a450bc8e6724ffbff105bb9f5f47"
+            "reference": "61738ce3b2e4ae4698570f87ab00f9369b9830dd"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/747278ffb2b1a450bc8e6724ffbff105bb9f5f47",
-            "reference": "747278ffb2b1a450bc8e6724ffbff105bb9f5f47",
+            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/61738ce3b2e4ae4698570f87ab00f9369b9830dd",
+            "reference": "61738ce3b2e4ae4698570f87ab00f9369b9830dd",
             "shasum": "",
             "mirrors": [
                 {
@@ -985,7 +985,7 @@
             "ext-mbstring": "*",
             "topthink/framework": "^6.0"
         },
-        "time": "2020-08-17T07:32:11+00:00",
+        "time": "2020-08-17T10:24:03+00:00",
         "type": "library",
         "extra": {
             "think": {
diff --git a/vendor/zoujingli/think-library/src/service/SystemService.php b/vendor/zoujingli/think-library/src/service/SystemService.php
index a8da3acb7..a78f1f2ab 100644
--- a/vendor/zoujingli/think-library/src/service/SystemService.php
+++ b/vendor/zoujingli/think-library/src/service/SystemService.php
@@ -57,7 +57,7 @@ class SystemService extends Service
         } else {
             $this->app->cache->delete($this->table);
             $data = ['type' => $type, 'name' => $field, 'value' => $value];
-            $query = $this->app->db->name($this->table)->where(['type' => $type, 'name' => $name]);
+            $query = $this->app->db->name($this->table)->where(['type' => $type, 'name' => $field]);
             return (clone $query)->count() > 0 ? $query->update($data) : $query->insert($data);
         }
     }
diff --git a/vendor/zoujingli/think-library/src/storage/LocalStorage.php b/vendor/zoujingli/think-library/src/storage/LocalStorage.php
index 6305290d7..001d46ff4 100644
--- a/vendor/zoujingli/think-library/src/storage/LocalStorage.php
+++ b/vendor/zoujingli/think-library/src/storage/LocalStorage.php
@@ -33,7 +33,7 @@ class LocalStorage extends Storage
      */
     protected function initialize()
     {
-        $type = strtolower(sysconf('storage.local_http_protocol'));
+        $type = sysconf('storage.local_http_protocol') ?: 'follow';
         if ($type === 'follow') $type = $this->app->request->scheme();
         $this->prefix = trim(dirname($this->app->request->baseFile(false)), '\\/');
         if ($type !== 'path') {