diff --git a/Netch/Utils/WebUtil.cs b/Netch/Utils/WebUtil.cs
index c183ad28..495b6cd5 100644
--- a/Netch/Utils/WebUtil.cs
+++ b/Netch/Utils/WebUtil.cs
@@ -8,6 +8,11 @@ namespace Netch.Utils
 {
     public static class WebUtil
     {
+        static WebUtil()
+        {
+            ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12 | SecurityProtocolType.Tls13;
+        }
+
         public const string DefaultUserAgent =
             @"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.70 Safari/537.36";