diff --git a/server.js b/server.js
index 493d4aa..ec2d43c 100644
--- a/server.js
+++ b/server.js
@@ -153,7 +153,7 @@ function startServer() {
 
         let zipfile = pathtools.join(path, 'archive.zip');
         req.files.archive.mv(zipfile, (err) => {
-            if (err !== null) {
+            if (err != null) {
                 console.log(err);
             }
             fs.createReadStream(zipfile)