diff --git a/requirements.txt b/requirements.txt
index 1e1af140e..51a4b4155 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,6 +30,6 @@ notifications-python-client==4.3.1
 awscli>=1.11,<1.12
 awscli-cwlogs>=1.4,<1.5
 
-git+https://github.com/alphagov/notifications-utils.git@19.0.2#egg=notifications-utils==19.0.2
+git+https://github.com/alphagov/notifications-utils.git@20.0.0#egg=notifications-utils==20.0.0
 
 git+https://github.com/alphagov/boto.git@2.43.0-patch3#egg=boto==2.43.0-patch3
diff --git a/scripts/run_app_paas.sh b/scripts/run_app_paas.sh
index 2112e4789..b7bed184f 100755
--- a/scripts/run_app_paas.sh
+++ b/scripts/run_app_paas.sh
@@ -26,7 +26,7 @@ function configure_aws_logs {
 state_file = /home/vcap/logs/awslogs-state
 
 [/home/vcap/logs/app.log]
-file = /home/vcap/logs/app.log*
+file = /home/vcap/logs/app.log*.json
 log_group_name = paas-${CW_APP_NAME}-application
 log_stream_name = {hostname}
 EOF