diff --git a/crates/nu-protocol/src/engine/argument.rs b/crates/nu-protocol/src/engine/argument.rs
index 043654b761..178e5fd22d 100644
--- a/crates/nu-protocol/src/engine/argument.rs
+++ b/crates/nu-protocol/src/engine/argument.rs
@@ -71,7 +71,7 @@ impl Argument {
 }
 
 /// Stores the argument context for calls in IR evaluation.
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Default)]
 pub struct ArgumentStack {
     arguments: Vec<Argument>,
 }
diff --git a/crates/nu-protocol/src/engine/error_handler.rs b/crates/nu-protocol/src/engine/error_handler.rs
index 076678be20..0fb82c7d69 100644
--- a/crates/nu-protocol/src/engine/error_handler.rs
+++ b/crates/nu-protocol/src/engine/error_handler.rs
@@ -10,7 +10,7 @@ pub struct ErrorHandler {
 }
 
 /// Keeps track of error handlers pushed during evaluation of an IR block.
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Default)]
 pub struct ErrorHandlerStack {
     handlers: Vec<ErrorHandler>,
 }