diff --git a/requirements-app.txt b/requirements-app.txt
index cf617cf75..ac9e65767 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -23,7 +23,7 @@ notifications-python-client==5.6.0
 awscli-cwlogs>=1.4,<1.5
 itsdangerous==1.1.0
 
-git+https://github.com/alphagov/notifications-utils.git@40.3.1#egg=notifications-utils==40.3.1
+git+https://github.com/alphagov/notifications-utils.git@40.6.0#egg=notifications-utils==40.6.0
 git+https://github.com/alphagov/govuk-frontend-jinja.git@v0.5.1-alpha#egg=govuk-frontend-jinja==0.5.1-alpha
 
 # gds-metrics requires prometheseus 0.2.0, override that requirement as later versions bring significant performance gains
diff --git a/requirements.txt b/requirements.txt
index 758cedf0c..f5368eca8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ notifications-python-client==5.6.0
 awscli-cwlogs>=1.4,<1.5
 itsdangerous==1.1.0
 
-git+https://github.com/alphagov/notifications-utils.git@40.3.1#egg=notifications-utils==40.3.1
+git+https://github.com/alphagov/notifications-utils.git@40.6.0#egg=notifications-utils==40.6.0
 git+https://github.com/alphagov/govuk-frontend-jinja.git@v0.5.1-alpha#egg=govuk-frontend-jinja==0.5.1-alpha
 
 # gds-metrics requires prometheseus 0.2.0, override that requirement as later versions bring significant performance gains
@@ -33,16 +33,16 @@ prometheus-client==0.8.0
 gds-metrics==0.2.2
 
 ## The following requirements were added by pip freeze:
-awscli==1.18.95
+awscli==1.18.106
 bleach==3.1.4
 boto3==1.10.38
-botocore==1.17.18
+botocore==1.17.29
 cachetools==4.1.0
 certifi==2020.6.20
 chardet==3.0.4
 click==7.1.2
 colorama==0.4.3
-dnspython==1.16.0
+dnspython==2.0.0
 docopt==0.6.2
 docutils==0.15.2
 et-xmlfile==1.0.1
@@ -55,7 +55,7 @@ jdcal==1.4.1
 Jinja2==2.11.2
 jmespath==0.10.0
 lml==0.0.9
-lxml==4.5.1
+lxml==4.5.2
 MarkupSafe==1.1.1
 mistune==0.8.4
 monotonic==1.5
@@ -71,13 +71,13 @@ python-json-logger==0.1.11
 PyYAML==5.3.1
 redis==3.5.3
 requests==2.24.0
-rsa==3.4.2
+rsa==4.5
 s3transfer==0.3.3
 six==1.15.0
 smartypants==2.0.1
 statsd==3.3.0
 texttable==1.6.2
-urllib3==1.25.9
+urllib3==1.25.10
 webencodings==0.5.1
 Werkzeug==1.0.1
 WTForms==2.3.1