diff --git a/system-parachains/collectives/collectives-polkadot/src/weights/xcm/mod.rs b/system-parachains/collectives/collectives-polkadot/src/weights/xcm/mod.rs
index 1267dc563e..bbe46f03f2 100644
--- a/system-parachains/collectives/collectives-polkadot/src/weights/xcm/mod.rs
+++ b/system-parachains/collectives/collectives-polkadot/src/weights/xcm/mod.rs
@@ -229,8 +229,7 @@ impl<Call> XcmWeightInfo<Call> for CollectivesWestendXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()
diff --git a/system-parachains/coretime/coretime-kusama/src/weights/xcm/mod.rs b/system-parachains/coretime/coretime-kusama/src/weights/xcm/mod.rs
index 35d3f519fc..c4ad326d8f 100644
--- a/system-parachains/coretime/coretime-kusama/src/weights/xcm/mod.rs
+++ b/system-parachains/coretime/coretime-kusama/src/weights/xcm/mod.rs
@@ -227,8 +227,7 @@ impl<Call> XcmWeightInfo<Call> for CoretimeKusamaXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()
diff --git a/system-parachains/coretime/coretime-polkadot/src/weights/xcm/mod.rs b/system-parachains/coretime/coretime-polkadot/src/weights/xcm/mod.rs
index 77816f8bbc..b6d5bb2271 100644
--- a/system-parachains/coretime/coretime-polkadot/src/weights/xcm/mod.rs
+++ b/system-parachains/coretime/coretime-polkadot/src/weights/xcm/mod.rs
@@ -227,8 +227,7 @@ impl<Call> XcmWeightInfo<Call> for CoretimePolkadotXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()
diff --git a/system-parachains/encointer/src/weights/xcm/mod.rs b/system-parachains/encointer/src/weights/xcm/mod.rs
index a61d080054..5918c2d857 100644
--- a/system-parachains/encointer/src/weights/xcm/mod.rs
+++ b/system-parachains/encointer/src/weights/xcm/mod.rs
@@ -200,7 +200,7 @@ impl<Call> XcmWeightInfo<Call> for EncointerKusamaXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_transact_status()
 	}
 	fn universal_origin(_: &Junction) -> Weight {
-		XcmGeneric::<Runtime>::universal_origin()
+		Weight::MAX
 	}
 	fn export_message(_: &NetworkId, _: &Junctions, _: &Xcm<()>) -> Weight {
 		Weight::MAX
@@ -227,8 +227,7 @@ impl<Call> XcmWeightInfo<Call> for EncointerKusamaXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()
diff --git a/system-parachains/people/people-kusama/src/weights/xcm/mod.rs b/system-parachains/people/people-kusama/src/weights/xcm/mod.rs
index 8ab57ce7eb..3800ac6ead 100644
--- a/system-parachains/people/people-kusama/src/weights/xcm/mod.rs
+++ b/system-parachains/people/people-kusama/src/weights/xcm/mod.rs
@@ -230,8 +230,7 @@ impl<Call> XcmWeightInfo<Call> for PeopleKusamaXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()
diff --git a/system-parachains/people/people-polkadot/src/weights/xcm/mod.rs b/system-parachains/people/people-polkadot/src/weights/xcm/mod.rs
index ad25f3414a..d709d3c315 100644
--- a/system-parachains/people/people-polkadot/src/weights/xcm/mod.rs
+++ b/system-parachains/people/people-polkadot/src/weights/xcm/mod.rs
@@ -230,8 +230,7 @@ impl<Call> XcmWeightInfo<Call> for PeoplePolkadotXcmWeight<Call> {
 		XcmGeneric::<Runtime>::clear_topic()
 	}
 	fn alias_origin(_: &Location) -> Weight {
-		// XCM Executor does not currently support alias origin operations
-		Weight::MAX
+		XcmGeneric::<Runtime>::alias_origin()
 	}
 	fn unpaid_execution(_: &WeightLimit, _: &Option<Location>) -> Weight {
 		XcmGeneric::<Runtime>::unpaid_execution()