diff --git a/requirements-py2.txt b/requirements-py2.txt
index 1e194bc0..26c0892d 100644
--- a/requirements-py2.txt
+++ b/requirements-py2.txt
@@ -9,3 +9,5 @@ kazoo>=2.2.1
 python-etcd==0.4.2
 click>=4.1
 prettytable>=0.7
+tzlocal
+python-dateutil
diff --git a/requirements-py3.txt b/requirements-py3.txt
index 13c3010c..a827efb3 100644
--- a/requirements-py3.txt
+++ b/requirements-py3.txt
@@ -9,3 +9,5 @@ kazoo>=2.2.1
 python-etcd==0.4.2
 click>=4.1
 prettytable>=0.7
+tzlocal
+python-dateutil