diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 5e0c2bae5..f5a912a55 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -13,6 +13,7 @@ jobs:
         uses: actions/checkout@v2
         with:
           fetch-depth: 5
+          persist-credentials: false
 
       - name: Setup Java 11
         uses: actions/setup-java@v1