diff --git a/v2rayN/ServiceLib/Handler/Fmt/Hysteria2Fmt.cs b/v2rayN/ServiceLib/Handler/Fmt/Hysteria2Fmt.cs
index 401beda7..aed4548f 100644
--- a/v2rayN/ServiceLib/Handler/Fmt/Hysteria2Fmt.cs
+++ b/v2rayN/ServiceLib/Handler/Fmt/Hysteria2Fmt.cs
@@ -66,7 +66,7 @@ public class Hysteria2Fmt : BaseFmt
         if (!item.CertSha.IsNullOrEmpty())
         {
             var sha = item.CertSha;
-            var idx = sha.IndexOf('~');
+            var idx = sha.IndexOf(',');
             if (idx > 0)
             {
                 sha = sha[..idx];
diff --git a/v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs b/v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs
index 303d9420..f56bb1c0 100644
--- a/v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs
@@ -218,7 +218,7 @@ public class AddServerViewModel : MyReactiveObject
             return;
         }
 
-        List<string> shaList = new();
+        List<string> shaList = [];
         foreach (var cert in certList)
         {
             var sha = CertPemManager.GetCertSha256Thumbprint(cert);
@@ -228,7 +228,7 @@ public class AddServerViewModel : MyReactiveObject
             }
             shaList.Add(sha);
         }
-        CertSha = string.Join('~', shaList);
+        CertSha = string.Join(',', shaList);
     }
 
     private async Task FetchCert()