diff --git a/requirements.txt b/requirements.txt
index 6b16ecce..c179d2a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,3 +7,4 @@ psycopg2==2.7.3.2
 facepy==1.0.9
 Pillow==5.0.0
 django-active-link==0.1.2
+arrow==0.12.1