diff --git a/index.gv b/index.gv
index 75bf429..66797f3 100644
--- a/index.gv
+++ b/index.gv
@@ -27,6 +27,10 @@ style="filled"
 edge [color="#008000"]
 node [fillcolor="#408040"]
 
+# ╭────────┬─────╮
+# │ DevOps │ Dev │
+# ╰────────┴─────╯
+
 subgraph "cluster/dev" { label="Dev"
 "plan" [label="Plan"]
 "code" [label="Code"]
@@ -34,10 +38,11 @@ subgraph "cluster/dev" { label="Dev"
 "test" [label="Test"]
 }
 
-"plan" -> "code" -> "build" -> "test" -> {
-"plan"
-"release"
-}
+"plan" -> "code" -> "build" -> "test" -> "plan"
+
+# ╭────────┬─────╮
+# │ DevOps │ Ops │
+# ╰────────┴─────╯
 
 subgraph "cluster/ops" { label="Ops"
 "release" [label="Release"]
@@ -46,11 +51,19 @@ subgraph "cluster/ops" { label="Ops"
 "monitor" [label="Monitor"]
 }
 
-"release" -> "deploy" -> "operate" -> "monitor" -> {
-"deploy"
-"plan"
+"release" -> "deploy" -> "operate" -> "monitor" -> "deploy"
+
 }
 
+# ╭────────╮
+# │ DevOps │
+# ╰────────╯
+
+"test" -> "release"
+"monitor" -> "plan"
+
+#
+
 edge [color="#FF0000"]
 node [fillcolor="#303030"]