diff --git a/app-sync.js b/app-sync.js
index 7e2e012..c07ff91 100644
--- a/app-sync.js
+++ b/app-sync.js
@@ -126,7 +126,7 @@ app.post('/sync', async (req, res) => {
   // encode it back...
   let responsePb = new SyncPb.SyncResponse();
   responsePb.setMerkle(JSON.stringify(trie));
-  newMessages.forEach(msg => responsePb.addMessages(msg));
+  newMessages.forEach((msg) => responsePb.addMessages(msg));
 
   res.set('Content-Type', 'application/actual-sync');
   res.send(Buffer.from(responsePb.serializeBinary()));
@@ -368,7 +368,7 @@ app.get('/list-user-files', (req, res) => {
   res.send(
     JSON.stringify({
       status: 'ok',
-      data: rows.map(row => ({
+      data: rows.map((row) => ({
         deleted: row.deleted,
         fileId: row.id,
         groupId: row.group_id,
diff --git a/sync-simple.js b/sync-simple.js
index e76e328..a88f188 100644
--- a/sync-simple.js
+++ b/sync-simple.js
@@ -57,7 +57,7 @@ function addMessages(db, messages) {
   return returnValue;
 }
 
-function getMerkle(db, group_id) {
+function getMerkle(db) {
   let rows = db.all('SELECT * FROM messages_merkles');
 
   if (rows.length > 0) {
@@ -84,7 +84,7 @@ function sync(messages, since, groupId) {
 
   return {
     trie,
-    newMessages: newMessages.map(msg => {
+    newMessages: newMessages.map((msg) => {
       const envelopePb = new SyncPb.MessageEnvelope();
       envelopePb.setTimestamp(msg.timestamp);
       envelopePb.setIsencrypted(msg.is_encrypted);