diff --git a/README.md b/README.md
index a75d0f2..effb820 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ graph TD
     YouTube -- "4. Raw Video/Audio Streams" --> YTDLP
     YTDLP -- "5. Stream URL / Metadata" --> Server
     
-    subgraph Transcript System ["Transcript System (Deferred)"]
+    subgraph TranscriptSystem ["Transcript System (Deferred)"]
         Server -.-> YTFetcher
         YTFetcher -.-> YouTube
         YTFetcher -- "No Transcript (429)" -.-> Server