diff --git a/hive-c0re/src/agent_config/topology.rs b/hive-c0re/src/agent_config/topology.rs
index 96e33b38..08acd088 100644
--- a/hive-c0re/src/agent_config/topology.rs
+++ b/hive-c0re/src/agent_config/topology.rs
@@ -190,10 +190,10 @@ fn build_graph(
     }
     // Add parent→child edges.
     for (name, parent_opt) in topo {
-        if let Some(parent) = parent_opt {
-            if let (Some(&p_idx), Some(&c_idx)) = (idx.get(parent), idx.get(name.as_str())) {
-                graph.add_edge(p_idx, c_idx, ());
-            }
+        if let Some(parent) = parent_opt
+            && let (Some(&p_idx), Some(&c_idx)) = (idx.get(parent), idx.get(name.as_str()))
+        {
+            graph.add_edge(p_idx, c_idx, ());
         }
     }
     (graph, idx)