diff --git a/.github/workflows/trigger_snapshot.yml b/.github/workflows/trigger_snapshot.yml
index 0383f98..dc3828e 100644
--- a/.github/workflows/trigger_snapshot.yml
+++ b/.github/workflows/trigger_snapshot.yml
@@ -6,6 +6,9 @@ on:
       - main
   workflow_dispatch:
 
+permissions:
+  packages: write
+  contents: read
 
 jobs:
   Publish-Snapshot: