diff --git a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
index db3c06f57..2ea6cc036 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
@@ -120,6 +120,8 @@ namespace SqlSugar
             {
                 if (parameter.Value == null) parameter.Value = DBNull.Value;
                 var sqlParameter = new OracleParameter();
+                sqlParameter.Value = parameter.Value;
+                sqlParameter.DbType = parameter.DbType;
                 sqlParameter.Size = parameter.Size == -1 ? 0 : parameter.Size;
                 sqlParameter.ParameterName = parameter.ParameterName;
                 if (sqlParameter.ParameterName[0] == '@')
@@ -165,11 +167,6 @@ namespace SqlSugar
                     sqlParameter.Value = parameter.Value;
                     sqlParameter.DbType = System.Data.DbType.Date;
                 }
-                else if (parameter.DbType == System.Data.DbType.AnsiStringFixedLength) 
-                {
-                    sqlParameter.DbType = System.Data.DbType.AnsiStringFixedLength;
-                    sqlParameter.Value = parameter.Value;
-                }
                 else
                 {
                     if (parameter.Value != null && parameter.Value.GetType() == UtilConstants.GuidType)