diff --git a/src/sql/resolver/expr/ob_raw_expr_deduce_type.cpp b/src/sql/resolver/expr/ob_raw_expr_deduce_type.cpp
index e4ce606b3..55551a7ca 100644
--- a/src/sql/resolver/expr/ob_raw_expr_deduce_type.cpp
+++ b/src/sql/resolver/expr/ob_raw_expr_deduce_type.cpp
@@ -2014,8 +2014,8 @@ int ObRawExprDeduceType::visit(ObAggFunRawExpr &expr)
               result_precision += precision_increment;
             }
             result_type.set_precision(static_cast<ObPrecision>(result_precision));
-            result_type.unset_result_flag(ZEROFILL_FLAG);
           }
+          result_type.unset_result_flag(ZEROFILL_FLAG);
           expr.set_result_type(result_type);
           ObObjTypeClass from_tc = expr.get_param_expr(0)->get_type_class();
           //use fast path