diff --git a/.gitea/workflows/vault.yaml b/.gitea/workflows/vault.yaml
index c6030c9..c6662a5 100644
--- a/.gitea/workflows/vault.yaml
+++ b/.gitea/workflows/vault.yaml
@@ -38,6 +38,7 @@ jobs:
       - name: Auth with gitea for vault
         id: gitea_vault_jwt
         run: |
+          curl https://ssl-ca.arcodange.lab:8443/roots.pem -k > /etc/ssl/certs/arcodange-root.pem
           echo -n "${{ secrets.vault_oauth__sh_b64 }}" | base64 -d | bash
 
   tofu: