diff --git a/lib/uploadhandler.js b/lib/uploadhandler.js
index 070f018..ceb9b2d 100644
--- a/lib/uploadhandler.js
+++ b/lib/uploadhandler.js
@@ -146,7 +146,7 @@ module.exports = function (options) {
                                     var os = fs.createWriteStream(options.uploadDir() + '/' + fileInfo.name);
                                     is.on('end', function (err) {
                                         if (!err) {
-                                            fs.unlink(file.path);
+                                            fs.unlinkSync(file.path);
                                             generatePreviews();
                                         }
                                         finish();