diff --git a/src/HashCacheItem.js b/src/HashCacheItem.js
index 838091f..e202c20 100644
--- a/src/HashCacheItem.js
+++ b/src/HashCacheItem.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Encryption = require('orbit-common/lib/Encryption');
+// const Encryption = require('orbit-common/lib/Encryption');
 
 class OrbitDBItem {
   constructor(operation, key, value, metaInfo) {
@@ -11,6 +11,7 @@ class OrbitDBItem {
   }
 }
 
+/*
 class HashCacheItem {
   constructor(operation, key, sequenceNumber, targetHash, metaInfo, next) {
     this.op     = operation;
@@ -62,9 +63,9 @@ class EncryptedHashCacheItem extends HashCacheItem {
     return item;
   }
 }
-
+*/
 module.exports = {
   OrbitDBItem: OrbitDBItem,
-  HashCacheItem: HashCacheItem,
-  EncryptedHashCacheItem: EncryptedHashCacheItem
+  // HashCacheItem: HashCacheItem,
+  // EncryptedHashCacheItem: EncryptedHashCacheItem
 };
diff --git a/src/OrbitClient.js b/src/OrbitClient.js
index c34649f..ae30acb 100644
--- a/src/OrbitClient.js
+++ b/src/OrbitClient.js
@@ -34,9 +34,8 @@ class OrbitClient {
     }));
 
     return {
-      delete: () => this._deleteChannel(hash, password),
       iterator: (options) => this._iterator(hash, password, options),
-      setMode: (mode) => this._setMode(hash, password, mode),
+      delete: () => this._deleteChannel(hash, password),
       add: (data) => this._add(hash, password, data),
       del: (key) => this._remove(hash, password, key),
       put: (key, data) => this._put(hash, password, key, data),