diff --git a/packages/leann-backend-diskann/third_party/DiskANN b/packages/leann-backend-diskann/third_party/DiskANN
index b4e0ca2..2dcf156 160000
--- a/packages/leann-backend-diskann/third_party/DiskANN
+++ b/packages/leann-backend-diskann/third_party/DiskANN
@@ -1 +1 @@
-Subproject commit b4e0ca28e078010759f3003ba5ddfc39abf87130
+Subproject commit 2dcf156553050eeaf56e7b003f416fab70465429