diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
index 2e19e9f7d..0aab598e5 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs
@@ -344,6 +344,14 @@ namespace SqlSugar
                             include=Regex.Match( item.IndexName,@"\{include\:.+$").Value;
                             item.IndexName = item.IndexName.Replace(include, "");
                         }
+                        if (item.IndexName.Contains("."))
+                        {
+                            item.IndexName = item.IndexName.Replace(",","_");
+                            if (item.IndexName.Contains("[")) 
+                            {
+                                item.IndexName = item.IndexName.Replace("[", "").Replace("]", "");
+                            }
+                        }
                     }
                     if (!this.Context.DbMaintenance.IsAnyIndex(item.IndexName))
                     {