diff --git a/.gitea/workflows/vault.yaml b/.gitea/workflows/vault.yaml
index d9b6712..103f733 100644
--- a/.gitea/workflows/vault.yaml
+++ b/.gitea/workflows/vault.yaml
@@ -20,6 +20,7 @@ concurrency:
   id: vault-secrets
   with:
     url: https://vault.arcodange.lab
+    caCertificate: ${{ secrets.HOMELAB_CA_CERT }}
     jwtGiteaOIDC: ${{ needs.gitea_vault_auth.outputs.gitea_vault_jwt }}
     role: gitea_cicd
     method: jwt