diff --git a/libraries/liblmdb/CHANGES b/libraries/liblmdb/CHANGES
index 1d605ab..c9f9f38 100644
--- a/libraries/liblmdb/CHANGES
+++ b/libraries/liblmdb/CHANGES
@@ -16,6 +16,7 @@ LMDB 0.9.17 Release Engineering
 	Fix ITS#7789 ensure mapsize >= pages in use
 	Fix ITS#7971 mdb_txn_renew0() new reader slots
 	Fix ITS#7969 use __sync_synchronize on non-x86
+	Fix ITS#8311 page_split from update_key
 	Added mdb_txn_id() (ITS#7994)
 	Added robust mutex support
 	Miscellaneous cleanup/simplification