diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f3d8a77f..b97dcee8 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -26,6 +26,22 @@ env:
   ROOT_DIR: ${{github.workspace}}/hsdsdata
   BUCKET_NAME: hsdstest
 
+permissions:
+  actions: write
+  attestations: write
+  checks: write
+  contents: write
+  deployments: write
+  discussions: write
+  id-token: write
+  issues: write
+  packages: write
+  pages: write
+  pull-requests: write
+  repository-projects: write
+  security-events: write
+  statuses: write
+
 jobs:
   build_and_test_with_autotools:
     strategy: