diff --git a/index.html b/index.html
index 335285b..ff28fce 100644
--- a/index.html
+++ b/index.html
@@ -1202,7 +1202,7 @@ <h4>Exchange Examples</h4>
     autonumber
     Note right of H: Start exchange
     W->>I: Initiate
-    Note right of W: POST /workflows/123/exchanges/123 &mdash; HTTP request to start exchange (e.g., send credentials, get credentials)
+    Note right of W: POST /workflows/123/exchanges/abc &mdash; HTTP request to start exchange (e.g., send credentials, get credentials)
     I->>W: Verifiable Presentation Request (VPR)
     Note left of I: VPR includes method of interaction, for purposes of exchange
     W->>I: Verifiable Presentation (VP)