diff --git a/deluge/ui/console/commands/add.py b/deluge/ui/console/commands/add.py
index 8d688187c..7878438d9 100644
--- a/deluge/ui/console/commands/add.py
+++ b/deluge/ui/console/commands/add.py
@@ -71,7 +71,7 @@ class Command(BaseCommand):
                 continue
             self.console.write("{!info!}Attempting to add torrent: %s" % arg)
             filename = os.path.split(arg)[-1]
-            filedump = base64.encodestring(open(arg).read())
+            filedump = base64.encodestring(open(arg, "rb").read())
 
             def on_success(result):
                 self.console.write("{!success!}Torrent added!")
diff --git a/deluge/ui/gtkui/createtorrentdialog.py b/deluge/ui/gtkui/createtorrentdialog.py
index 2fb7b689a..6ee302132 100644
--- a/deluge/ui/gtkui/createtorrentdialog.py
+++ b/deluge/ui/gtkui/createtorrentdialog.py
@@ -369,7 +369,7 @@ class CreateTorrentDialog:
         if add_to_session:
             client.core.add_torrent_file(
                 os.path.split(target)[-1],
-                base64.encodestring(open(target).read()),
+                base64.encodestring(open(target, "rb").read()),
                 {"download_location": os.path.split(path)[0]})
 
     def _on_create_torrent_progress(self, value, num_pieces):