diff --git a/.forgejo/workflows/ci.yaml b/.forgejo/workflows/ci.yaml
index 0cda9cf..ce838ae 100644
--- a/.forgejo/workflows/ci.yaml
+++ b/.forgejo/workflows/ci.yaml
@@ -15,7 +15,7 @@ jobs:
           git clone ${{ gitea.server_url }}/${{ gitea.repository }} dns
           cd dns
           git diff HEAD^ HEAD > zone_diff.txt
-          echo "${{ secrets.TSIG_KEY }}" > temp_keyfile
+          echo "${{ secrets.TSIG_KEY }}" | base64 -d > temp_keyfile
           while IFS= read -r line; do
             case "$line" in
               "--- "*".zone")