diff --git a/Tethering/common/TetheringLib/api/current.txt b/Tethering/common/TetheringLib/api/current.txt
index d802177..14191eb 100644
--- a/Tethering/common/TetheringLib/api/current.txt
+++ b/Tethering/common/TetheringLib/api/current.txt
@@ -1 +1,3 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704
diff --git a/Tethering/common/TetheringLib/api/module-lib-current.txt b/Tethering/common/TetheringLib/api/module-lib-current.txt
index 460c216..f09b26d 100644
--- a/Tethering/common/TetheringLib/api/module-lib-current.txt
+++ b/Tethering/common/TetheringLib/api/module-lib-current.txt
@@ -1,4 +1,6 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704
 package android.net {
 
   public final class TetheringConstants {
diff --git a/Tethering/common/TetheringLib/api/module-lib-removed.txt b/Tethering/common/TetheringLib/api/module-lib-removed.txt
index d802177..14191eb 100644
--- a/Tethering/common/TetheringLib/api/module-lib-removed.txt
+++ b/Tethering/common/TetheringLib/api/module-lib-removed.txt
@@ -1 +1,3 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704
diff --git a/Tethering/common/TetheringLib/api/removed.txt b/Tethering/common/TetheringLib/api/removed.txt
index d802177..14191eb 100644
--- a/Tethering/common/TetheringLib/api/removed.txt
+++ b/Tethering/common/TetheringLib/api/removed.txt
@@ -1 +1,3 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704
diff --git a/Tethering/common/TetheringLib/api/system-current.txt b/Tethering/common/TetheringLib/api/system-current.txt
index 844ff64..83cee25 100644
--- a/Tethering/common/TetheringLib/api/system-current.txt
+++ b/Tethering/common/TetheringLib/api/system-current.txt
@@ -1,4 +1,6 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704
 package android.net {
 
   public final class TetheredClient implements android.os.Parcelable {
diff --git a/Tethering/common/TetheringLib/api/system-removed.txt b/Tethering/common/TetheringLib/api/system-removed.txt
index d802177..14191eb 100644
--- a/Tethering/common/TetheringLib/api/system-removed.txt
+++ b/Tethering/common/TetheringLib/api/system-removed.txt
@@ -1 +1,3 @@
 // Signature format: 2.0
+// - add-additional-overrides=no
+// - migrating=Migration in progress see b/299366704