diff --git a/docs/content/architecture/system-behavior.md b/docs/content/architecture/system-behavior.md
index 7d4bc7c..f38f45b 100644
--- a/docs/content/architecture/system-behavior.md
+++ b/docs/content/architecture/system-behavior.md
@@ -327,7 +327,7 @@ Health checks and metrics provide visibility into system health and performance.
 
 ```mermaid
 graph TD
-    HealthEndpoint[/healthz] --> HealthRegistry[Health Registry]
+    HealthEndpoint["/healthz"] --> HealthRegistry[Health Registry]
     HealthRegistry --> CheckDB[Check Database]
     HealthRegistry --> CheckCache[Check Cache]
     HealthRegistry --> CheckEventBus[Check Event Bus]
@@ -339,7 +339,7 @@ graph TD
     Aggregate -->|All Healthy| Response200[200 OK]
     Aggregate -->|Unhealthy| Response503[503 Service Unavailable]
     
-    MetricsEndpoint[/metrics] --> MetricsRegistry[Metrics Registry]
+    MetricsEndpoint["/metrics"] --> MetricsRegistry[Metrics Registry]
     MetricsRegistry --> Prometheus[Prometheus Format]
     Prometheus --> ResponseMetrics[Metrics Response]