diff --git a/setup.py b/setup.py
index b97af89..d283fa0 100644
--- a/setup.py
+++ b/setup.py
@@ -101,7 +101,8 @@
         'examples': [
             'scipy',
             'matplotlib',
-            'scikit-image'
+            'scikit-image',
+            'progressbar2'
         ],
     },