diff --git a/.forgejo/workflows/webhook.yml b/.forgejo/workflows/webhook.yml
index 43efcc8..9107b68 100644
--- a/.forgejo/workflows/webhook.yml
+++ b/.forgejo/workflows/webhook.yml
@@ -9,7 +9,7 @@ jobs:
     steps:
       - run: |
           apk add ca-certificates curl
-          curl -v -X POST --data '{
+          curl -v -X POST -H 'Content-Type: application/json' --data '{
             "commit": "${{github.sha}}",
             "ref": "${{github.ref}}",
             "default-branch": "main"