diff --git a/crates/border-wars/src/map/ownership.rs b/crates/border-wars/src/map/ownership.rs
index 253a13b..c563518 100644
--- a/crates/border-wars/src/map/ownership.rs
+++ b/crates/border-wars/src/map/ownership.rs
@@ -30,7 +30,7 @@ fn setup_ownership_resources(mut commands: Commands) {
 }
 
 /// The type condition for update ownership.
-type OwnershipUpdate = (Changed<Owner>, Changed<Sprite>);
+type OwnershipUpdate = Or<(Changed<Owner>, Changed<Sprite>)>;
 
 /// Render the ownership of the tiles by applying colors.
 fn render_ownership(