diff --git a/.github/chainguard/self.update-system-tests.push.sts.yaml b/.github/chainguard/self.update-system-tests.push.sts.yaml
index 0127556df84..fada369b5b9 100644
--- a/.github/chainguard/self.update-system-tests.push.sts.yaml
+++ b/.github/chainguard/self.update-system-tests.push.sts.yaml
@@ -1,6 +1,6 @@
 issuer: https://token.actions.githubusercontent.com
 
-subject: repo:DataDog/dd-trace-java:ref:refs/(heads/master|tags/v[0-9]+.[0-9]+.0)
+subject_pattern: repo:DataDog/dd-trace-java:ref:refs/(heads/master|tags/v[0-9]+.[0-9]+.0)
 
 claim_pattern:
   event_name: (push|workflow_dispatch)