diff --git a/lmdb-sys/lmdb b/lmdb-sys/lmdb
index 4d66bcc..10c83c5 160000
--- a/lmdb-sys/lmdb
+++ b/lmdb-sys/lmdb
@@ -1 +1 @@
-Subproject commit 4d66bccd20aad277044ed35dbae7e6b732a65b58
+Subproject commit 10c83c557a796eda5b6c94ffbd58b5806657ffd6