diff --git a/requirements.txt b/requirements.txt
index c877d94..db74e16 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 # Used for when working from a virtualenv.
 # Use this file by running "$ pip install -r requirements.txt"
 alembic
-arrow
+arrow < 0.15.0
 bcrypt
 binaryornot
 bleach