diff --git a/lmdb-sys/lmdb b/lmdb-sys/lmdb
index 0179cfa..d5308c4 160000
--- a/lmdb-sys/lmdb
+++ b/lmdb-sys/lmdb
@@ -1 +1 @@
-Subproject commit 0179cfab57d83ab1bec9e5bae4a3ac9101820e6e
+Subproject commit d5308c43c118acf4a444675b6c2f0bc6de2e3d6b