diff --git a/requirements.txt b/requirements.txt
index 1981d62c..a2a94491 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ parsedatetime >= 1.2
 pytz >= 2013b
 pycrypto >= 2.6
 argparse==1.2.1
-tzlocal == 1.0
+tzlocal >= 1.0
 keyring==3.0.5
 python-dateutil==2.2