diff --git a/Tiobon.Core.Common/Seed/FrameSeed.cs b/Tiobon.Core.Common/Seed/FrameSeed.cs
index 9b1e3502..c4ba7f92 100644
--- a/Tiobon.Core.Common/Seed/FrameSeed.cs
+++ b/Tiobon.Core.Common/Seed/FrameSeed.cs
@@ -508,6 +508,13 @@ namespace " + strNameSpace + @"
 
                             build.Append("        public bool? " + columnCode + " { get; set; }\r\n");
 
+                            break;
+                        }
+                    case "bigint":
+                        {
+
+                            build.Append("        public long? " + columnCode + " { get; set; }\r\n");
+
                             break;
                         }
                         #endregion