diff --git a/server.js b/server.js
index fda6ac9..9cd18fb 100644
--- a/server.js
+++ b/server.js
@@ -169,15 +169,16 @@ app.post('/csv', (req, res, next) => {
                 });
                 readable.on("close", () => {
                     if(_res === ""){
-                        let less_csv = converter.json2csv(userData, { header: false });
-                        console("--- csvs ---", less_csv);
-                        fs.appendFile(path, less_csv, function (err) {
-                            if (err) throw err;
-                            console.log('The "data to append" was appended to file!');
+                        let less_csv = converter.json2csv(userData, { header: false }, (err, csv) => {
+                            console("--- csvs ---", less_csv);
+                            fs.appendFile(path, less_csv, function (err) {
+                                if (err) throw err;
+                                console.log('The "data to append" was appended to file!');
+                            });
+                        // writetoFile(csv);
+                            _res = _jsessionid;
+                            res.send({'id': _res});
                         });
-                       // writetoFile(csv);
-                        _res = _jsessionid;
-                        res.send({'id': _res});
                     }
                 });
             }