diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2e9abd5..ffd6aec 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -48,6 +48,9 @@ jobs:
           echo "value=${JSON}" >> "$GITHUB_OUTPUT"
           echo "Found ${NEW_COUNT} new kubectl versions to build" >> $GITHUB_STEP_SUMMARY
   image-prebuild-validate:
+    permissions:
+      contents: read
+      id-token: write # this is important, it's how we authenticate with Vault
     needs:
       - image-prebuild
     name: Prebuild and Validate kubectl versions