diff --git a/flaskr/controllers/main_controller.py b/flaskr/controllers/main_controller.py
index a411ca5..43e97ce 100644
--- a/flaskr/controllers/main_controller.py
+++ b/flaskr/controllers/main_controller.py
@@ -83,7 +83,7 @@ def gather_addresses(from_list, from_file):
     addresses = []
     if from_file:
         file_mimetype = from_file.mimetype
-        file_contents = from_file.read()
+        file_contents = from_file.read().decode()
 
         rows_dicts = None
 
--
libgit2 0.21.2