diff --git a/config/config.php b/config/config.php
index a3412fb..818f3b8 100644
--- a/config/config.php
+++ b/config/config.php
@@ -83,7 +83,7 @@ function getConfigFromDB($key, $default = null) {
                 $tableExists = $pdo->query("SHOW TABLES LIKE 'system_config'")->rowCount() > 0;
                 
                 if ($tableExists) {
-                    $stmt = $pdo->query("SELECT config_key, config_value FROM system_config");
+                    $stmt = $pdo->query("SELECT config_key, config_value FROM system_config WHERE config_key = " . $pdo->quote($key));
                     $configs = [];
                     while ($row = $stmt->fetch()) {
                         $configs[$row['config_key']] = $row['config_value'];