diff --git a/airtime_mvc/application/Bootstrap.php b/airtime_mvc/application/Bootstrap.php
index b6c3440ed..26a6843c7 100644
--- a/airtime_mvc/application/Bootstrap.php
+++ b/airtime_mvc/application/Bootstrap.php
@@ -95,8 +95,14 @@ class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
         }
         $view->headScript()->appendScript("var userType = '$userType';");
 
+        // Dropzone also accept file extensions and doesn't correctly extract certain mimetypes (eg. FLAC - try it),
+        // so we append the file extensions to the list of mimetypes and that makes it work.
         $mimeTypes = FileDataHelper::getAudioMimeTypeArray();
-        $view->headScript()->appendScript("var acceptedMimeTypes = ['".implode("','", array_keys($mimeTypes))."'];");
+        $fileExtensions = array_values($mimeTypes);
+        foreach($fileExtensions as &$extension) {
+            $extension = '.' . $extension;
+        }
+        $view->headScript()->appendScript("var acceptedMimeTypes = " . json_encode(array_merge(array_keys($mimeTypes), $fileExtensions)) . ";");
     }
 
     /**
diff --git a/airtime_mvc/public/js/airtime/library/plupload.js b/airtime_mvc/public/js/airtime/library/plupload.js
index 2287860fb..ea15d7e19 100644
--- a/airtime_mvc/public/js/airtime/library/plupload.js
+++ b/airtime_mvc/public/js/airtime/library/plupload.js
@@ -14,10 +14,11 @@ $(document).ready(function() {
 		Object.freeze(self.IMPORT_STATUS_CODES);
 	}
 
+	console.log(acceptedMimeTypes.join());
 	Dropzone.options.addMediaDropzone = {
 		url:'/rest/media',
 		//clickable: false,
-		acceptedFiles: acceptedMimeTypes.join(),
+		acceptedFiles: acceptedMimeTypes.join() + ",.flac",
 		init: function () {
 			this.on("sending", function (file, xhr, data) {
 				data.append("csrf_token", $("#csrf").val());