diff --git a/.circleci/config.yml b/.circleci/config.yml
index 24b90e1..2b88473 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -65,7 +65,7 @@ jobs:
             GIT_API_URL: https://api.github.com/repos
             ZIPFILENAME: cumulus-message-adapter.zip
           command: |
-            yum update && yum install -y zip openssh-clients git curl make jq binutils
+            yum update -y && yum install -y zip openssh-clients git curl make jq binutils
             mkdir -p ~/.ssh
             ssh-keyscan github.com >> ~/.ssh/known_hosts
             VERSION=`awk -F\' '{print $2,$4}' message_adapter/version.py`