diff --git a/deployment/scripts/codeship_aws_codedeploy_deploy b/deployment/scripts/codeship_aws_codedeploy_deploy
index 1f9a29b..6cd3a9d 100755
--- a/deployment/scripts/codeship_aws_codedeploy_deploy
+++ b/deployment/scripts/codeship_aws_codedeploy_deploy
@@ -3,11 +3,14 @@
 set -e
 set -o pipefail
 
+#   This script also uses an environment variable called CODEDEPLOY_CLI_INPUT_JSON which when supplied, it
+# will be passed into the --cli-input-json argument for 'aws deploy create-deployment'
 APPLICATION_FOLDER=${1:?'You need to provide the directory with your code as the second parameter'}
 APPLICATION_NAME=${2:?'You need to provide the CodeDeploy application name'}
 DEPLOYMENT_GROUP_NAME=${3:?'You need to provide the Deployment Group name'}
 S3_BUCKET=${4:?'You need to provide the S3 Bucket to upload the artefact to'}
 DEPLOYMENT_CONFIG_NAME=$5
+CODEDEPLOY_CLI_INPUT_JSON=${6:? 'You need to provide the JSON file for custom overrides'}
 
 source utils
 S3_BUCKET_SUBFOLDER_PATH=$(s3_bucket_subfolder_path $S3_BUCKET)
@@ -38,6 +41,10 @@ if [ ! -z "$DEPLOYMENT_CONFIG_NAME" ]; then
   deployment+=("--deployment-config-name" "$DEPLOYMENT_CONFIG_NAME")
 fi
 
+if [ ! -z "$CODEDEPLOY_CLI_INPUT_JSON" ]; then
+  deployment+=("--cli-input-json" "$CODEDEPLOY_CLI_INPUT_JSON")
+fi
+
 echo "Deployment Command: ${deployment[@]}"
 
 deployment_id=$(aws deploy create-deployment "${deployment[@]}" | jq -r .deploymentId)
diff --git a/deployment/scripts/custom_config.json b/deployment/scripts/custom_config.json
new file mode 100644
index 0000000..ac18d37
--- /dev/null
+++ b/deployment/scripts/custom_config.json
@@ -0,0 +1,10 @@
+{
+"autoRollbackConfiguration": {
+        "enabled": true, 
+        "events": [
+            "DEPLOYMENT_FAILURE"
+        ]
+    }, 
+    "updateOutdatedInstancesOnly": true, 
+    "fileExistsBehavior": "OVERWRITE"
+}
\ No newline at end of file