diff --git a/src/setup/node.rs b/src/setup/node.rs
index 43ad5ad1..ad9be6e8 100644
--- a/src/setup/node.rs
+++ b/src/setup/node.rs
@@ -76,17 +76,12 @@ impl Node {
         // insert the config file cmd args
         match node.meta.kind {
             NodeKind::Zebra => {
-                // Bit more convoluted since we need to insert the args before `start`, which comes last.
-                let start_arg = node
-                    .meta
-                    .start_args
-                    .pop()
-                    .expect("Expected at least one arg for Zebra (`start`)");
-                node.meta.start_args.push("--config".into());
-                node.meta
-                    .start_args
-                    .push(node.config_filepath().into_os_string());
-                node.meta.start_args.push(start_arg);
+                let arg_len = node.meta.start_args.len();
+                assert!(arg_len > 1, "Expected at least one arg for Zebra (`start`)");
+                node.meta.start_args.insert(
+                    arg_len - 2,
+                    format!("--config {}", node.config_filepath().to_str().unwrap()).into(),
+                );
             }
             NodeKind::Zcashd => {
                 node.meta