diff --git a/requirements.txt b/requirements.txt
index 671f6ced11..5a985985e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -75,3 +75,5 @@ zxcvbn-python~=4.4.24
 tenacity~=8.0.1
 cairocffi==1.2.0
 WeasyPrint==52.5
+phonenumbers==8.12.40
+