diff --git a/README.md b/README.md
index 73dfc17..7dd273a 100644
--- a/README.md
+++ b/README.md
@@ -63,8 +63,8 @@ graph LR
   letsencrypt[Let's Encrypt] -->|80/tcp при ACME http| acme[ACME challenge]
   hy2 -->|HTTP auth localhost + machine token| ui
   ui -->|trafficStats localhost| hy2
-  hy2 --> cfg[/etc/hysteria/config.yaml]
-  ui --> env[/etc/hy2xs/hy2xs.env]
+  hy2 --> cfg["/etc/hysteria/config.yaml"]
+  ui --> env["/etc/hy2xs/hy2xs.env"]
   fw[nftables] --> ssh
   fw --> hy2
   fw --> acme