diff --git a/framework-crates/objc2-network-extension/translation-config.toml b/framework-crates/objc2-network-extension/translation-config.toml
index 5799ab703..ffc071052 100644
--- a/framework-crates/objc2-network-extension/translation-config.toml
+++ b/framework-crates/objc2-network-extension/translation-config.toml
@@ -10,6 +10,9 @@ visionos = "1.0"
 
 external.ASAccessory.module = "AccessorySetupKit.ASAccessory"
 
+# See #778: the method has a wrongly-declared return nullability.
+class.NWHostEndpoint.methods.hostname.return.nullability = "nullable"
+
 # Needs Network framework
 class.NEAppProxyFlow.methods."setMetadata:".skipped = true
 class.NEAppProxyFlow.methods.networkInterface.skipped = true
diff --git a/generated b/generated
index 5ffb25a73..21fc358ca 160000
--- a/generated
+++ b/generated
@@ -1 +1 @@
-Subproject commit 5ffb25a737b642af99eac4111203a82c7a69591c
+Subproject commit 21fc358cacde11db44cf90bd823dbd5f33160412