From 2eede6d6206a06e0b16fb3de45b8fa7aa0807de3 Mon Sep 17 00:00:00 2001
From: Ludovic Fernandez <ldez@users.noreply.github.com>
Date: Thu, 1 Jan 2026 22:11:38 +0100
Subject: [PATCH] hetzner: fix compatibility with _FILE suffix (#2775)

---
 providers/dns/hetzner/hetzner.go | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/providers/dns/hetzner/hetzner.go b/providers/dns/hetzner/hetzner.go
index 1b02590d6..bae985b3e 100644
--- a/providers/dns/hetzner/hetzner.go
+++ b/providers/dns/hetzner/hetzner.go
@@ -4,7 +4,6 @@ package hetzner
 import (
 	"errors"
 	"net/http"
-	"os"
 	"time"
 
 	"github.com/go-acme/lego/v4/challenge"
@@ -62,10 +61,9 @@ type DNSProvider struct {
 }
 
 // NewDNSProvider returns a DNSProvider instance configured for hetzner.
-// Credentials must be passed in the environment variable: HETZNER_API_KEY.
 func NewDNSProvider() (*DNSProvider, error) {
-	_, foundAPIToken := os.LookupEnv(EnvAPIToken)
-	_, foundAPIKey := os.LookupEnv(EnvAPIKey)
+	foundAPIToken := env.GetOrFile(EnvAPIToken) != ""
+	foundAPIKey := env.GetOrFile(EnvAPIKey) != ""
 
 	switch {
 	case foundAPIToken: