diff --git a/requirements.txt b/requirements.txt
index eb45e1e..e145607 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 absl-py==0.7.0
 appnope==0.1.0
-arrow==0.13.1
+arrow==0.15.1
 astor==0.7.1
 astroid==2.2.0
 atari-py==0.1.7