diff --git a/website/docs/developer-guide/architecture.md b/website/docs/developer-guide/architecture.md
index 13f08b7db4..53d8d72f7b 100644
--- a/website/docs/developer-guide/architecture.md
+++ b/website/docs/developer-guide/architecture.md
@@ -16,7 +16,7 @@ This page is the top-level map of Hermes Agent internals. Use it to orient yours
 │                                                                      │
 │  CLI (cli.py)    Gateway (gateway/run.py)    ACP (acp_adapter/)     │
 │  Batch Runner    API Server                  Python Library          │
-└──────────┬──────────────┬───────────────────────┬────────────────────┘
+└──────────┬──────────────┬───────────────────────┬───────────────────┘
            │              │                       │
            ▼              ▼                       ▼
 ┌─────────────────────────────────────────────────────────────────────┐