diff --git a/lmdb b/lmdb
index 58d12fb3..163c273b 160000
--- a/lmdb
+++ b/lmdb
@@ -1 +1 @@
-Subproject commit 58d12fb3abd8d50b7a81d435c6409bb1bc1af9f5
+Subproject commit 163c273b46fd40b49f522820c2a7e2753fa889ac