diff --git a/lmdb-master3-sys/lmdb b/lmdb-master3-sys/lmdb
index 1e7891c0..fc757af2 160000
--- a/lmdb-master3-sys/lmdb
+++ b/lmdb-master3-sys/lmdb
@@ -1 +1 @@
-Subproject commit 1e7891c016a4518eaf0aa29f959b0cc8a22d4111
+Subproject commit fc757af206f965d6b281e384441d3a7d93f9d017