diff --git a/be/src/exec/csv_scan_node.cpp b/be/src/exec/csv_scan_node.cpp
index 5bcfdb480f..15e5e424ae 100644
--- a/be/src/exec/csv_scan_node.cpp
+++ b/be/src/exec/csv_scan_node.cpp
@@ -180,7 +180,7 @@ Status CsvScanNode::prepare(RuntimeState* state) {
         }
 
         // add 'unspecified_columns' which have default values
-        if (_columns.end() != std::find(
+        if (_unspecified_columns.end() != std::find(
                     _unspecified_columns.begin(),
                     _unspecified_columns.end(),
                     column_name)) {