diff --git a/requirements.txt b/requirements.txt
index 9408ba8..95ccb0b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ neo4j==1.7.1
 neobolt==1.7.12
 neotime==1.7.4
 networkx==2.3
-pytz==2019.1
+pytz==2019.2
 requests==2.21.0
 six==1.12.0
 urllib3==1.24.2