diff --git a/.github/workflows/PRSubmitActions.yml b/.github/workflows/PRSubmitActions.yml
index 2ea87c7601fe87c96cbd82fa99c8aa05fe6d577d..c7706d56093da9609d272c5a6b94505531c63a1a 100644
--- a/.github/workflows/PRSubmitActions.yml
+++ b/.github/workflows/PRSubmitActions.yml
@@ -123,8 +123,9 @@ jobs:
           REVIEWERS: ${{vars.PR_REVIEWERS}}
         with:
           retries: 5
+          github-token: ${{ secrets.ASTERISKTEAM_PAT }}
           script: |
-            let rs = JSON.parse(process.env.REVIEWERS);
+            let rs = JSON.parse(process.env.REVIEWERS.length ? process.env.REVIEWERS : '[]');
             let users = [];
             let teams = [];
             for (const r of rs) {