diff --git a/main.go b/main.go
index fdc859c..d376311 100644
--- a/main.go
+++ b/main.go
@@ -314,7 +314,7 @@ func main() {
 	}()
 	defer server.Close()
 
-	SERVE_HTTPS := strings.ToLower(utils.GetEnv("SERVE_HTTPS"))
+	SERVE_HTTPS := strings.ToLower(utils.GetEnv("SERVE_HTTPS", "true"))
 	serveHTTPS := SERVE_HTTPS == "true"
 
 	serveHTTP(server, serveHTTPS)
@@ -333,8 +333,11 @@ func serveHTTP(socketServer *socketio.Server, serveHTTPS bool) {
 			Handler: socketServer,
 		}
 
-		cert_key := utils.GetEnv("CERT_KEY")
-		cert_file := utils.GetEnv("CERT_FILE")
+		cert_key_default := "/etc/letsencrypt/live/localport.online/fullchain.pem"
+		cert_file_default := "/etc/letsencrypt/live/localport.online/privkey.pem"
+
+		cert_key := utils.GetEnv("CERT_KEY", cert_key_default)
+		cert_file := utils.GetEnv("CERT_FILE", cert_file_default)
 		if cert_key == "" || cert_file == "" {
 			log.Fatal("Missing cert")
 		}