diff --git a/packages/node_modules/pouchdb-adapter-idb/src/allDocs.js b/packages/node_modules/pouchdb-adapter-idb/src/allDocs.js
index 3103b5c862..87eb034d2f 100644
--- a/packages/node_modules/pouchdb-adapter-idb/src/allDocs.js
+++ b/packages/node_modules/pouchdb-adapter-idb/src/allDocs.js
@@ -164,7 +164,7 @@ function idbAllDocs(opts, idb, callback) {
   }
 
   function processBatch(batchValues) {
-    for (var i = 0, len = batchValues.length; i < len; i++) {
+    for (let i = 0, len = batchValues.length; i < len; i++) {
       if (results.length === limit) {
         break;
       }