diff --git a/diagrams/expandable_models.d2 b/diagrams/expandable_models.d2
index c2b73bf..758804c 100644
--- a/diagrams/expandable_models.d2
+++ b/diagrams/expandable_models.d2
@@ -55,7 +55,7 @@ model_generation: Model Generation {
 	}
 }
 
-node_manager: Node_Manager {
+node_manager: Node Manager {
 	node1
 	node2
 	noden: "node..."