diff --git a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ServiceProxying/CSharp/CSharpServiceProxyGenerator.cs b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ServiceProxying/CSharp/CSharpServiceProxyGenerator.cs
index c899270ad2..e0dcc14fb1 100644
--- a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ServiceProxying/CSharp/CSharpServiceProxyGenerator.cs
+++ b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ServiceProxying/CSharp/CSharpServiceProxyGenerator.cs
@@ -553,11 +553,16 @@ public class CSharpServiceProxyGenerator : ServiceProxyGeneratorBase<CSharpServi
                 var s2 = s1[i].Split(",");
                 for (var x = 0; x < s2.Length; x++)
                 {
-                    type.Append(s2[x].Split(".").Last());
+                    var s3 = s2[x].Split(".").Last();
+                    type.Append(s3);
                     if (x < s2.Length - 1)
                     {
                         type.Append(", ");
                     }
+                    else if(!s3.Contains(">"))
+                    {
+                        type.Append("<");
+                    }
                 }
             }
             else