diff --git a/packages/leann-backend-diskann/third_party/DiskANN b/packages/leann-backend-diskann/third_party/DiskANN
index af2a264..b2dc4ea 160000
--- a/packages/leann-backend-diskann/third_party/DiskANN
+++ b/packages/leann-backend-diskann/third_party/DiskANN
@@ -1 +1 @@
-Subproject commit af2a26481e65232b57b82d96e68833cdee9f7635
+Subproject commit b2dc4ea2c7e52e8a6481d3ba10003e192192a7b7