diff --git a/lmdb-sys/lmdb b/lmdb-sys/lmdb
index 2a5eaad..4d36c60 160000
--- a/lmdb-sys/lmdb
+++ b/lmdb-sys/lmdb
@@ -1 +1 @@
-Subproject commit 2a5eaad6919ce6941dec4f0d5cce370707a00ba7
+Subproject commit 4d36c60963e65aa1a753483fd1cfca305a9002cf