diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index cbd4d66..82e2e14 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -3,7 +3,9 @@ on:
   workflow_dispatch: # allows manual triggering
   schedule:
     - cron: '0 0 * * 1,4' # Run twice a week
-
+permissions:
+  pull-requests: write
+  contents: write
 jobs:
   lockfile:
     runs-on: ubuntu-latest