diff --git a/server/perkeepd/perkeepd.go b/server/perkeepd/perkeepd.go
index b2dd83f28..3ca86a805 100644
--- a/server/perkeepd/perkeepd.go
+++ b/server/perkeepd/perkeepd.go
@@ -225,6 +225,7 @@ func setupTLS(ws *webserver.Server, config *serverinit.Config, hostname string)
 			ws.SetTLS(webserver.TLSSetup{
 				CertManager: m.GetCertificate,
 			})
+			log.Printf("Using Let's Encrypt tls-apln-01 for %v", hostname)
 			return
 		}
 		// Otherwise generate new certificates