diff --git a/ext/dba/dba_lmdb.c b/ext/dba/dba_lmdb.c
index 4eb7cdd32c4..569c300edb0 100644
--- a/ext/dba/dba_lmdb.c
+++ b/ext/dba/dba_lmdb.c
@@ -72,6 +72,7 @@ DBA_OPEN_FUNC(lmdb)
 
 	rc = mdb_env_open(env, info->path, flags, mode);
 	if (rc) {
+		mdb_env_close(env);
 		*error = mdb_strerror(rc);
 		return FAILURE;
 	}