diff --git a/storage/file.js b/storage/file.js
index 58a10ba46..60c90c203 100644
--- a/storage/file.js
+++ b/storage/file.js
@@ -253,7 +253,7 @@ var listChannels = function (root, handler, cb) {
 
                         // otherwise throw it on the pile
                         sema.take(function (give) {
-                            var next = w(give());
+                            var next = w(give()); // XXX validate that it's ok to 'waitFor' here instead of outside the 'take'
                             Fs.stat(filepath, w(function (err, stats) {
                                 if (err) {
                                     return void handler(err);