diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
index be6a792..4ebeb41 100644
--- a/.github/workflows/semgrep.yml
+++ b/.github/workflows/semgrep.yml
@@ -7,6 +7,8 @@ on:
 permissions:
   contents: read
   pull-requests: write
+  # semgrep exchanges the job's OIDC token for short-lived model credentials.
+  id-token: write
 
 jobs:
   scan:
diff --git a/.github/workflows/vuln-remediation.yml b/.github/workflows/vuln-remediation.yml
index 22ee065..35f30c8 100644
--- a/.github/workflows/vuln-remediation.yml
+++ b/.github/workflows/vuln-remediation.yml
@@ -8,6 +8,8 @@ on:
 permissions:
   contents: write
   pull-requests: write
+  # vuln-remediation exchanges the job's OIDC token for short-lived model credentials.
+  id-token: write
 
 jobs:
   remediate: