diff --git a/tox.ini b/tox.ini
index 9589ea8..3e706f0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,7 +10,7 @@ deps =
     six
     lxml
     unrar
-    progress
+    progress<=1.4
     zeep
 
     psycopg2