diff --git a/titanic/requirements.txt b/titanic/requirements.txt
index 1d22c5d..c54281c 100644
--- a/titanic/requirements.txt
+++ b/titanic/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.12
 altair==3.3.0
 appnope==0.1.0
-arrow==0.14.4
+arrow==0.15.1
 asn1crypto==0.24.0
 atomicwrites==1.3.0
 attrs==18.2.0