diff --git a/restreamer/setup.py b/restreamer/setup.py
index bd1be83..63d8537 100644
--- a/restreamer/setup.py
+++ b/restreamer/setup.py
@@ -6,6 +6,7 @@ setup(
 	packages = find_packages(),
 	install_requires = [
 		"argh",
+		"dateutil",
 		"flask",
 		"gevent",
 		"monotonic",