diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
index 0a9c208e1..1eebe6bbb 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs
@@ -229,7 +229,7 @@ namespace SqlSugar
         {
             tableName = this.SqlBuilder.GetTranslationTableName(tableName);
             columnName = this.SqlBuilder.GetTranslationTableName(columnName);
-            string sql = string.Format(this.AddPrimaryKeySql, tableName, string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName), this.SqlBuilder.GetNoTranslationColumnName(columnName)), columnName);
+            string sql = string.Format(this.AddPrimaryKeySql, tableName, string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName).Replace("-","_"), this.SqlBuilder.GetNoTranslationColumnName(columnName)), columnName);
             if ((tableName+columnName).Length>25 &&this.Context?.CurrentConnectionConfig?.MoreSettings?.MaxParameterNameLength > 0) 
             {
                 sql = string.Format(this.AddPrimaryKeySql, tableName, string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName).GetNonNegativeHashCodeString(), "Id"), columnName);