diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8731914..73a617e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.2.1 - 2026-04-21
+
+README rendering fix release.
+
+### Fixed in 1.2.1
+
+- Fixed Mermaid flowchart syntax in `README.md` so GitHub renders the role-flow diagram correctly.
+
 ## 1.2.0 - 2026-04-21
 
 CLI provenance verification and documentation system alignment.
diff --git a/README.md b/README.md
index f07ec6e..1bdfa77 100644
--- a/README.md
+++ b/README.md
@@ -87,14 +87,14 @@ ______________________________________________________________________
 
 ```mermaid
 flowchart LR
-		A[Product intent] --> B[@product]
-		B --> C[@architect]
-		C --> D[@designer]
-		D --> E[@engineer]
-		E --> F[@tester]
-		F --> G[@release]
-		B -. focused procedure .-> H[/requirements or vision/]
-		F -. focused procedure .-> I[/verify, security, performance/]
+    A[Product intent] --> B["@product"]
+    B --> C["@architect"]
+    C --> D["@designer"]
+    D --> E["@engineer"]
+    E --> F["@tester"]
+    F --> G["@release"]
+    B -. focused procedure .-> H["requirements or vision"]
+    F -. focused procedure .-> I["verify, security, performance"]
 ```
 
 The exact deliverable can be a microservice, API, package, library, app, or broader