diff --git a/requirements.txt b/requirements.txt
index 564b7dd..a5b051d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-arrow>=0.10.0, <0.11.0
+arrow>=0.10.0, <1.0.0
 six>=1.10.0, <2.0.0