diff --git a/requirements.txt b/requirements.txt
index 1f876acd..2dfdd32a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,6 +15,7 @@ mock==2.0.0
 num2words==0.5.4
 ofxparse==0.16
 passlib==1.6.5
+phonenumbers==8.8.9
 Pillow==4.0.0
 psutil==4.3.1; sys_platform != 'win32'
 psycopg2==2.7.3.1; sys_platform != 'win32'