diff --git a/app/notifications/validators.py b/app/notifications/validators.py
index 7eacd8ede..2fe3f2b8e 100644
--- a/app/notifications/validators.py
+++ b/app/notifications/validators.py
@@ -136,7 +136,7 @@ def check_if_service_can_send_to_number(service, number):
 
     if (
         # if number is international and not a crown dependency
-        international_phone_info.international and international_phone_info.country_prefix != '44'
+        international_phone_info.international and not international_phone_info.crown_dependency
     ) and INTERNATIONAL_SMS_TYPE not in [p.permission for p in service.permissions]:
         raise BadRequestError(message="Cannot send to international mobile numbers")
     else:
diff --git a/requirements-app.txt b/requirements-app.txt
index f159a35ce..57b04538e 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -26,7 +26,7 @@ notifications-python-client==5.5.1
 # PaaS
 awscli-cwlogs>=1.4,<1.5
 
-git+https://github.com/alphagov/notifications-utils.git@39.7.0#egg=notifications-utils==39.7.0
+git+https://github.com/alphagov/notifications-utils.git@39.7.1#egg=notifications-utils==39.7.1
 
 # gds-metrics requires prometheseus 0.2.0, override that requirement as 0.7.1 brings significant performance gains
 prometheus-client==0.7.1
diff --git a/requirements.txt b/requirements.txt
index 1fc092b09..c12e5dc4b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ notifications-python-client==5.5.1
 # PaaS
 awscli-cwlogs>=1.4,<1.5
 
-git+https://github.com/alphagov/notifications-utils.git@39.7.0#egg=notifications-utils==39.7.0
+git+https://github.com/alphagov/notifications-utils.git@39.7.1#egg=notifications-utils==39.7.1
 
 # gds-metrics requires prometheseus 0.2.0, override that requirement as 0.7.1 brings significant performance gains
 prometheus-client==0.7.1
@@ -39,16 +39,16 @@ alembic==1.4.2
 amqp==1.4.9
 anyjson==0.3.3
 attrs==19.3.0
-awscli==1.18.83
+awscli==1.18.84
 bcrypt==3.1.7
 billiard==3.3.0.23
 bleach==3.1.4
 blinker==1.4
 boto==2.49.0
 boto3==1.10.38
-botocore==1.17.6
+botocore==1.17.7
 cachetools==4.1.0
-certifi==2020.4.5.2
+certifi==2020.6.20
 chardet==3.0.4
 click==7.1.2
 colorama==0.4.3