diff --git a/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs b/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
index 7dc1188c7..2051c8ff7 100644
--- a/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
+++ b/Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
@@ -170,8 +170,8 @@ namespace SqlSugar
             var isEqual = expression.NodeType == ExpressionType.Equal;
             var isComparisonOperator = ExpressionTool.IsComparisonOperator(expression);
             base.ExactExpression = expression;
-            var leftExpression = expression.Left;
-            var rightExpression = expression.Right;
+            var leftExpression = ExpressionTool.RemoveConvert(expression.Left);
+            var rightExpression =ExpressionTool.RemoveConvert(expression.Right); 
             if (operatorValue.IsIn("AND","OR")&&leftExpression is BinaryExpression exp) 
             {
                 if (exp?.Left is BinaryExpression expChild) 
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index 82e8e352e..71e7544a3 100644
--- a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugarCore</id>
-    <version>5.1.4.198</version>
+    <version>5.1.4.199-preview02</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>