diff --git a/greg/api/serializers/person.py b/greg/api/serializers/person.py
index 4327b3d94538e49537a05dca0efcc221df5177b0..b2a2c3cd94abf8f837cb38b2691f5b105718d353 100644
--- a/greg/api/serializers/person.py
+++ b/greg/api/serializers/person.py
@@ -18,6 +18,7 @@ class PersonSerializer(serializers.ModelSerializer):
             "id",
             "first_name",
             "last_name",
+            "gender",
             "date_of_birth",
             "registration_completed_date",
             "identities",