diff --git a/setup.py b/setup.py
index 1ac24fe98..5955ebcc4 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@
         'google-api-python-client>=1.4.2',
         'requests>=2.3.0',
         'pysrt>=1.0.1',
-        'progressbar>=2.3'
+        'progressbar33>=2.4'
     ],
     license=open("LICENSE").read()
 )