diff --git a/crates/jackdaw_api_internal/src/lib.rs b/crates/jackdaw_api_internal/src/lib.rs
index e3bbf39b..1592b5bd 100644
--- a/crates/jackdaw_api_internal/src/lib.rs
+++ b/crates/jackdaw_api_internal/src/lib.rs
@@ -1,4 +1,5 @@
 #![feature(try_trait_v2)]
+#![feature(try_trait_v2_residual)]
 //! Public API for Jackdaw editor extensions.
 //!
 //! Extensions are entities. An extension entity holds an [`lifecycle::Extension`]
diff --git a/crates/jackdaw_api_internal/src/operator.rs b/crates/jackdaw_api_internal/src/operator.rs
index e79f08cd..0b38a7d4 100644
--- a/crates/jackdaw_api_internal/src/operator.rs
+++ b/crates/jackdaw_api_internal/src/operator.rs
@@ -2,7 +2,7 @@ use std::{
     borrow::Cow,
     collections::BTreeMap,
     convert::Infallible,
-    ops::{ControlFlow, FromResidual, Try},
+    ops::{ControlFlow, FromResidual, Residual, Try},
 };
 
 use bevy::ecs::system::{SystemId, SystemState};
@@ -305,6 +305,10 @@ impl<E> FromResidual<Result<Infallible, E>> for OperatorResult {
     }
 }
 
+impl Residual<()> for OperatorCancelled {
+    type TryType = OperatorResult;
+}
+
 /// Extension trait on [`World`] for calling operators by id.
 ///
 /// Usage: