diff --git a/be/src/vec/exec/join/vhash_join_node.cpp b/be/src/vec/exec/join/vhash_join_node.cpp
index 71ea81a1bd10ba..f6dafef06a74cc 100644
--- a/be/src/vec/exec/join/vhash_join_node.cpp
+++ b/be/src/vec/exec/join/vhash_join_node.cpp
@@ -725,11 +725,12 @@ Status HashJoinNode::push(RuntimeState* /*state*/, vectorized::Block* input_bloc
         _probe_columns.resize(probe_expr_ctxs_sz);
 
         std::vector<int> res_col_ids(probe_expr_ctxs_sz);
-        RETURN_IF_ERROR(
-                _do_evaluate(*input_block, _probe_expr_ctxs, *_probe_expr_call_timer, res_col_ids));
         if (_join_op == TJoinOp::RIGHT_OUTER_JOIN || _join_op == TJoinOp::FULL_OUTER_JOIN) {
             _probe_column_convert_to_null = _convert_block_to_null(*input_block);
         }
+        RETURN_IF_ERROR(
+                _do_evaluate(*input_block, _probe_expr_ctxs, *_probe_expr_call_timer, res_col_ids));
+
         // TODO: Now we are not sure whether a column is nullable only by ExecNode's `row_desc`
         //  so we have to initialize this flag by the first probe block.
         if (!_has_set_need_null_map_for_probe) {