diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index de2cddfb..e6736da4 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -110,7 +110,7 @@ jobs:
 
       - name: Prepare key file
         run: |
-          echo $(echo ${{ secrets.KEY_FILE_B64 }} | base64 -d) >public_key.pem
+          echo "${{ secrets.PUBLIC_KEY_PEM }}" >public_key.pem
 
       - name: Prepare provider directory structure
         run: |