diff --git a/libweasyl/setup.py b/libweasyl/setup.py
index 0527e5c45..f328e0319 100644
--- a/libweasyl/setup.py
+++ b/libweasyl/setup.py
@@ -25,7 +25,7 @@
     },
     install_requires=[
         'alembic==1.5.8',
-        'arrow==0.15.2',
+        'arrow==1.0.3',
         'bcrypt==3.2.0',
         'dogpile.cache==0.9.2',
         'lxml==4.6.2',