diff --git a/packages/leann-backend-diskann/third_party/DiskANN b/packages/leann-backend-diskann/third_party/DiskANN
index 93d32eb..b4e0ca2 160000
--- a/packages/leann-backend-diskann/third_party/DiskANN
+++ b/packages/leann-backend-diskann/third_party/DiskANN
@@ -1 +1 @@
-Subproject commit 93d32eb78c33767ec9bf167392999dbe8222cdcf
+Subproject commit b4e0ca28e078010759f3003ba5ddfc39abf87130