diff --git a/be/src/olap/rowset/beta_rowset_writer.cpp b/be/src/olap/rowset/beta_rowset_writer.cpp
index 24602f36ec..1185a81481 100644
--- a/be/src/olap/rowset/beta_rowset_writer.cpp
+++ b/be/src/olap/rowset/beta_rowset_writer.cpp
@@ -727,7 +727,7 @@ bool BetaRowsetWriter::_is_segment_overlapping(
     for (auto segment_encode_key : segments_encoded_key_bounds) {
         auto cur_min = segment_encode_key.min_key();
         auto cur_max = segment_encode_key.max_key();
-        if (cur_min < last) {
+        if (cur_min <= last) {
             return true;
         }
         last = cur_max;