diff --git a/packages/pouchdb-adapter-asyncstorage/src/asyncstorage_core.js b/packages/pouchdb-adapter-asyncstorage/src/asyncstorage_core.js
index d322b12..f560ec0 100644
--- a/packages/pouchdb-adapter-asyncstorage/src/asyncstorage_core.js
+++ b/packages/pouchdb-adapter-asyncstorage/src/asyncstorage_core.js
@@ -76,20 +76,6 @@ AsyncStorageCore.prototype.multiGet = function (keys, callback) {
     .catch(callback)
 }
 
-AsyncStorageCore.prototype.multiGetAsObj = function (keys, callback) {
-  keys = keys.map(key => prepareKey(key, this))
-
-  AsyncStorage.multiGet(keys)
-    .then(pairs => callback(
-      null,
-      pairs.reduce((result, pair) => {
-        result[pair[0].slice(this._prefix.length)] = parseValue(pair[1])
-        return result
-      }, {}))
-    )
-    .catch(callback)
-}
-
 AsyncStorageCore.prototype.remove = function (key, callback) {
   key = prepareKey(key, this)
   AsyncStorage.removeItem(key, callback)
diff --git a/packages/pouchdb-adapter-asyncstorage/src/changes.js b/packages/pouchdb-adapter-asyncstorage/src/changes.js
index 5cb1111..a8d2f04 100644
--- a/packages/pouchdb-adapter-asyncstorage/src/changes.js
+++ b/packages/pouchdb-adapter-asyncstorage/src/changes.js
@@ -22,7 +22,7 @@ export default function (db, api, opts) {
   const limit = ('limit' in opts && opts.limit > 0)
     ? opts.limit
     : null
-  const docIds = opts.doc_ids && new Set(opts.doc_ids)
+  const filterDocIds = opts.doc_ids && new Set(opts.doc_ids)
   const returnDocs = ('return_docs' in opts)
     ? opts.return_docs
     : 'returnDocs' in opts
@@ -47,12 +47,14 @@ export default function (db, api, opts) {
     db.storage.multiGet(toSequenceKeys(filterSeqs), (error, dataDocs) => {
       if (error) return complete(error)
 
-      const filterDocs = docIds
-        ? dataDocs.filter(doc => docIds.has(doc._id))
+      const filterDocs = filterDocIds
+        ? dataDocs.filter(doc => filterDocIds.has(doc._id))
         : dataDocs
       if (filterDocs.length === 0) return complete(null, [])
 
-      db.storage.multiGet(filterDocs.map(data => forDocument(data._id)), (error, docs) => {
+      const changeDocIds = [...new Set(
+        filterDocs.map(data => forDocument(data._id)))]
+      db.storage.multiGet(changeDocIds, (error, docs) => {
         if (error) return complete(error)
 
         const dataObj = filterDocs.reduce(
@@ -70,6 +72,7 @@ export default function (db, api, opts) {
           const data = dataObj[doc.id]
           const change = processChange(data, doc, opts)
           change.seq = doc.seq
+          change.rev = doc.rev
 
           const filtered = filter(change)
           if (typeof filtered === 'object') {