diff --git a/.github/workflows/upload-chain-artifacts.yml b/.github/workflows/upload-chain-artifacts.yml
index 403f42fae..b141e5074 100644
--- a/.github/workflows/upload-chain-artifacts.yml
+++ b/.github/workflows/upload-chain-artifacts.yml
@@ -7,6 +7,10 @@ on:
         description: 'The name of the target chain (e.g. op-mainnet)'
         required: true
 
+permissions:
+  contents: read
+  id-token: write
+
 jobs:
   upload-chain-artifacts:
     runs-on: ubuntu-latest