diff --git a/libraries/liblmdb/CHANGES b/libraries/liblmdb/CHANGES
index 1fbaac3..c2e5ff6 100644
--- a/libraries/liblmdb/CHANGES
+++ b/libraries/liblmdb/CHANGES
@@ -2,6 +2,7 @@ LMDB 0.9 Change Log
 
 LMDB 0.9.20 Release Engineering
 	Fix mdb_load with escaped plaintext (ITS#8558)
+	Fix mdb_cursor_last / mdb_put interaction (ITS#8557)
 
 LMDB 0.9.19 Release (2016/12/28)
 	Fix mdb_env_cwalk cursor init (ITS#8424)