diff --git a/crates/bevy_ecs/src/schedule/system_descriptor.rs b/crates/bevy_ecs/src/schedule/system_descriptor.rs
index 405c8760f3..e42e3b8b10 100644
--- a/crates/bevy_ecs/src/schedule/system_descriptor.rs
+++ b/crates/bevy_ecs/src/schedule/system_descriptor.rs
@@ -46,8 +46,6 @@ pub trait IntoSystemDescriptor<Params> {
     fn into_descriptor(self) -> SystemDescriptor;
 }
 
-pub struct SystemLabelMarker;
-
 impl IntoSystemDescriptor<()> for ParallelSystemDescriptor {
     fn into_descriptor(self) -> SystemDescriptor {
         SystemDescriptor::Parallel(self)