diff --git a/api2_0.js b/api2_0.js
index 922dad3..a64e2e2 100644
--- a/api2_0.js
+++ b/api2_0.js
@@ -8,7 +8,7 @@ function global_dev_fun(hots) {
   }
 
   if (hots.includes('pre')) {
-    baseurl = 'http://pre.marketapi.1688sup.com';
+    baseurl = 'https://pre.marketapi.1688sup.com';
     return;
   }