diff --git a/bitbucket-pipelines.yml b/bitbucket-pipelines.yml
index 6e797f4..b457612 100644
--- a/bitbucket-pipelines.yml
+++ b/bitbucket-pipelines.yml
@@ -11,12 +11,11 @@ image: atlassian/default-image:5
 
 options:
   max-time: 120
-
-definitions:
   oidc:
     audiences:
       - sts.amazonaws.com
 
+definitions:
   steps:
       - step: &notify-start
           name: Notify Start
@@ -64,7 +63,9 @@ pipelines:
 
       - step:
           name: 03_terraform
-          oidc: true
+          oidc:
+            audiences:
+              - sts.amazonaws.com
           script:
             - set -euo pipefail
             - source scripts/aws-oidc-setup.sh dev
@@ -155,7 +156,9 @@ pipelines:
 
       - step:
           name: 03_terraform
-          oidc: true
+          oidc:
+            audiences:
+              - sts.amazonaws.com
           script:
             - set -euo pipefail
             - source scripts/aws-oidc-setup.sh prod