diff --git a/apinotes/Metal.apinotes b/apinotes/Metal.apinotes
index c23df57643a68..7e73b7444505a 100644
--- a/apinotes/Metal.apinotes
+++ b/apinotes/Metal.apinotes
@@ -2,11 +2,11 @@
 Name: Metal
 Tags:
 - Name: MTLCommandBufferError
-  SwiftName: MTLCommandBufferErrorDomain
+  NSErrorDomain: MTLCommandBufferErrorDomain
 - Name: MTLLibraryError
-  SwiftName: MTLLibraryErrorDomain
+  NSErrorDomain: MTLLibraryErrorDomain
 - Name: MTLRenderPipelineError
-  SwiftName: MTLRenderPipelineErrorDomain
+  NSErrorDomain: MTLRenderPipelineErrorDomain
 Enumerators:
 - Name: MTLResourceStorageModeShared
   SwiftName: storageModeShared
diff --git a/apinotes/NetworkExtension.apinotes b/apinotes/NetworkExtension.apinotes
index 8564344e9c6a6..3c60d646e24c8 100644
--- a/apinotes/NetworkExtension.apinotes
+++ b/apinotes/NetworkExtension.apinotes
@@ -2,10 +2,10 @@
 Name: NetworkExtension
 Tags:
 - Name: NEAppProxyFlowError
-  SwiftName: NEAppProxyErrorDomain
+  NSErrorDomain: NEAppProxyErrorDomain
 - Name: NEFilterError
-  SwiftName: NEFilterErrorDomain
+  NSErrorDomain: NEFilterErrorDomain
 - Name: NETunnelProviderError
-  SwiftName: NETunnelProviderErrorDomain
+  NSErrorDomain: NETunnelProviderErrorDomain
 - Name: NEVPNError
-  SwiftName: NEVPNErrorDomain
+  NSErrorDomain: NEVPNErrorDomain
diff --git a/apinotes/SafariServices.apinotes b/apinotes/SafariServices.apinotes
index 1964571c2ab6c..11b4d764bb322 100644
--- a/apinotes/SafariServices.apinotes
+++ b/apinotes/SafariServices.apinotes
@@ -2,6 +2,6 @@
 Name: SafariServices
 Tags:
 - Name: SFErrorCode
-  SwiftName: SFErrorDomain
+  NSErrorDomain: SFErrorDomain
 - Name: SSReadingListErrorCode
-  SwiftName: SSReadingListErrorDomain
+  NSErrorDomain: SSReadingListErrorDomain