diff --git a/requirements-app.txt b/requirements-app.txt
index 5c301e7ea..85fa52528 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -23,4 +23,4 @@ awscli-cwlogs>=1.4,<1.5
 awscli==1.15.82
 botocore<1.11.0
 
-git+https://github.com/alphagov/notifications-utils.git@30.5.3#egg=notifications-utils==30.5.3
+git+https://github.com/alphagov/notifications-utils.git@30.5.5#egg=notifications-utils==30.5.5
diff --git a/requirements.txt b/requirements.txt
index 4bd2c4a44..79cb83cc2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,12 +25,12 @@ awscli-cwlogs>=1.4,<1.5
 awscli==1.15.82
 botocore<1.11.0
 
-git+https://github.com/alphagov/notifications-utils.git@30.5.3#egg=notifications-utils==30.5.3
+git+https://github.com/alphagov/notifications-utils.git@30.5.5#egg=notifications-utils==30.5.5
 
 ## The following requirements were added by pip freeze:
 bleach==2.1.3
 boto3==1.6.16
-certifi==2018.8.24
+certifi==2018.10.15
 chardet==3.0.4
 Click==7.0
 colorama==0.3.9
@@ -63,14 +63,14 @@ python-dateutil==2.7.3
 python-json-logger==0.1.8
 PyYAML==3.13
 redis==2.10.6
-requests==2.19.1
+requests==2.20.0
 rsa==3.4.2
 s3transfer==0.1.13
 six==1.11.0
 smartypants==2.0.1
 statsd==3.2.2
 texttable==1.4.0
-urllib3==1.23
+urllib3==1.24
 webencodings==0.5.1
 Werkzeug==0.14.1
 WTForms==2.2.1