diff --git a/editor/src/node_graph_executor/runtime.rs b/editor/src/node_graph_executor/runtime.rs
index 40ca633f09..a93f73546c 100644
--- a/editor/src/node_graph_executor/runtime.rs
+++ b/editor/src/node_graph_executor/runtime.rs
@@ -227,9 +227,7 @@ impl NodeRuntime {
 	}
 
 	async fn update_network(&mut self, mut graph: NodeNetwork) -> Result<ResolvedDocumentNodeTypesDelta, String> {
-		if cfg!(not(test)) {
-			preprocessor::expand_network(&mut graph, &self.substitutions);
-		}
+		preprocessor::expand_network(&mut graph, &self.substitutions);
 
 		let scoped_network = wrap_network_in_scope(graph, self.editor_api.clone());
 
diff --git a/node-graph/preprocessor/src/lib.rs b/node-graph/preprocessor/src/lib.rs
index 3e0d2d172e..50c265f92f 100644
--- a/node-graph/preprocessor/src/lib.rs
+++ b/node-graph/preprocessor/src/lib.rs
@@ -61,7 +61,7 @@ pub fn generate_node_substitutions() -> HashMap<String, DocumentNode> {
 				(
 					NodeId(i as u64),
 					match inputs.len() {
-						1 => {
+						1 if false => {
 							let input = inputs.iter().next().unwrap();
 							let input_ty = input.nested_type();