1 files changed, 1 insertions, 0 deletions

diff --git a/setup.py b/setup.py
index cfa3894..84f321a 100644
--- a/setup.py
+++ b/setup.py
@@ -32,6 +32,7 @@ setup(
         'caldav>=0.12-dev0',
 #        'isodate',
         'pytz', ## pytz is supposed to be obsoleted, but see https://github.com/collective/icalendar/issues/333 
+        'pyyaml',
         'tzlocal',
         'Click',
         'six'