diff --git a/src/pyj/read_book/resources.pyj b/src/pyj/read_book/resources.pyj
index c60a20e05e..d1266615a6 100644
--- a/src/pyj/read_book/resources.pyj
+++ b/src/pyj/read_book/resources.pyj
@@ -28,8 +28,7 @@ def load_resources(db, book, root_name, previous_resources, proceed):
                 v'delete previous_resources[k]'
             if book.manifest.files[root_name].has_maths:
                 return load_mathjax(db, book, ans, proceed)
-            proceed(ans)
-            return
+            return proceed(ans)
         name = pending_resources.shift()
         if ans[name]:
             return setTimeout(do_one, 0)
diff --git a/src/pyj/read_book/ui.pyj b/src/pyj/read_book/ui.pyj
index b21b26f12a..e7c992d290 100644
--- a/src/pyj/read_book/ui.pyj
+++ b/src/pyj/read_book/ui.pyj
@@ -199,7 +199,11 @@ class ReadUI:
             for name in progress_track:
                 x += progress_track[name]
             pbar.setAttribute('value', x + '')
-            progress.lastChild.textContent = _('Downloaded {0}, {1} left').format(human_readable(x), human_readable(total - x))
+            if x is total:
+                msg = _('Downloaded {}, saving to disk, this may take a few seconds...').format(human_readable(total))
+            else:
+                msg = _('Downloaded {0}, {1} left').format(human_readable(x), human_readable(total - x))
+            progress.lastChild.textContent = msg
 
         def show_failure():
             det = ['<h4>{}</h4><div>{}</div><hr>'.format(fname, err_html) for fname, err_html in failed_files].join('')
@@ -312,7 +316,11 @@ class ReadUI:
             for name in progress_track:
                 x += progress_track[name]
             pbar.setAttribute('value', x + '')
-            progress.lastChild.textContent = _('Downloaded {0}, {1} left').format(human_readable(x), human_readable(total - x))
+            if x is total:
+                msg = _('Downloaded {}, saving to disk, this may take a few seconds...').format(human_readable(total))
+            else:
+                msg = _('Downloaded {0}, {1} left').format(human_readable(x), human_readable(total - x))
+            progress.lastChild.textContent = msg
 
         def on_progress(loaded, ftotal):
             progress_track[this] = loaded