diff --git a/lib/utils/index.js b/lib/utils/index.js
index 08285101..ef46911d 100644
--- a/lib/utils/index.js
+++ b/lib/utils/index.js
@@ -12,7 +12,4 @@
 
 exports.binary = require('./binary');
 exports.fixed = require('./fixed');
-exports.Heap = require('./heap');
-exports.List = require('./list');
-exports.LRU = require('./lru');
 exports.util = require('./util');
diff --git a/package.json b/package.json
index b1b1f8ce..b56b5637 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "bdns": "~0.0.2",
     "bevent": "~0.0.2",
     "bfile": "~0.0.2",
-    "bfilter": "~0.1.0",
+    "bfilter": "~0.1.1",
     "bheep": "~0.0.1",
     "binet": "~0.1.0",
     "blgr": "~0.0.2",