diff --git a/cumulus/parachains/runtimes/collectives/collectives-westend/src/weights/xcm/mod.rs b/cumulus/parachains/runtimes/collectives/collectives-westend/src/weights/xcm/mod.rs
index d73ce8c440fc..0f9c7496783f 100644
--- a/cumulus/parachains/runtimes/collectives/collectives-westend/src/weights/xcm/mod.rs
+++ b/cumulus/parachains/runtimes/collectives/collectives-westend/src/weights/xcm/mod.rs
@@ -262,7 +262,8 @@ impl<Call> XcmWeightInfo<Call> for CollectivesWestendXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		XcmGeneric::<Runtime>::alias_origin()
+		// XCM Executor does not currently support alias origin operations
+		Weight::MAX
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()