diff --git a/aw-design-diagram/issue-credential-sequence.md b/aw-design-diagram/issue-credential-sequence.md
index d4b61aab6d9cebc42fe9cb14e8e9db6db775ee45..86a4d4eaefb1251adf608ddc1c3671b51534621c 100644
--- a/aw-design-diagram/issue-credential-sequence.md
+++ b/aw-design-diagram/issue-credential-sequence.md
@@ -1,3 +1,4 @@
+```mermaid
 sequenceDiagram
 participant PCM User
 participant PCM App
@@ -10,3 +11,4 @@ participant OCM Attestation Manager
   PCM App ->> OCM Attestation Manager: Sends acknowledgement
   OCM Attestation Manager ->> PCM App: Accepts the acknowledgement on accept-request API, and issues the Verifiable Credential, which gets stored in PCM wallet.
   end
+  ```