diff --git a/static/js/utils.js b/static/js/utils.js
index fc7186f..388c453 100644
--- a/static/js/utils.js
+++ b/static/js/utils.js
@@ -1028,7 +1028,7 @@ oml.updateDebugMenu = function() {
     oml.user.ui.showDebugMenu ? menu.show() : menu.hide();
 };
 
-oml.supportedExtensions = ['pdf', 'epub', 'kepub', 'cbr', 'cbz'];
+oml.supportedExtensions = ['pdf', 'epub', 'kepub', 'cbr', 'cbz', 'txt'];
 
 oml.upload = function(fileslist, callback) {
     var files = [], ids = [];