From dd99838087c5cd07b8cfb6d8fdcb5b0ef6efcf40 Mon Sep 17 00:00:00 2001
From: Jacob Hoffman-Andrews <github@hoffman-andrews.com>
Date: Fri, 6 Jun 2025 13:27:20 -0700
Subject: [PATCH] Set Content-Type / Retry-After for custom ARI resp

---
 wfe/wfe.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/wfe/wfe.go b/wfe/wfe.go
index 3d52ac3..4ca769c 100644
--- a/wfe/wfe.go
+++ b/wfe/wfe.go
@@ -1917,6 +1917,8 @@ func (wfe *WebFrontEndImpl) RenewalInfo(_ context.Context, response http.Respons
 	}
 
 	if cert.ARIResponse != "" {
+		response.Header().Set("Retry-After", strconv.Itoa(int(6*time.Hour/time.Second)))
+		response.Header().Set("Content-Type", "application/json; charset=utf-8")
 		_, _ = response.Write([]byte(cert.ARIResponse))
 		return
 	}