diff --git a/catch/system/model/Config.php b/catch/system/model/Config.php
index b84f4a0..c7638d5 100644
--- a/catch/system/model/Config.php
+++ b/catch/system/model/Config.php
@@ -198,7 +198,7 @@ class Config extends CatchModel
                       ->select();
 
         foreach ($configs as $config) {
-            if ($config->value) {
+            if ($config->value !== '') {
                 $data[$config->k] = $config->value;
             } else {
                 $data[$config->k] = $this->getConfig($config->id);