diff --git a/current.txt b/current.txt
index 38e1c661e3..0caec179c3 100644
--- a/current.txt
+++ b/current.txt
@@ -762,3 +762,8 @@ a64467bae843569f0d465c5be7f0c7a5b987985b55a3ef4794dd5afc68538650 android.hardwar
 2ce1f7fb52e49f80b13a9b153d491bce530552f02357ea729acae922a8659f93 android.hardware.wifi.supplicant@1.3::ISupplicantStaIfaceCallback
 77531c8d048f8f8ae532babd0ca86332a865ec9aace1b051226ef2b21123e645 android.hardware.wifi.supplicant@1.3::ISupplicantStaNetwork
 98592d193a717066facf91428426e5abe211e3bd718bc372e29fb944ddbe6e7c android.hardware.wifi.supplicant@1.3::types
+
+# ABI preserving changes to HALs during Android S
+
+# HALs released in Android S
+# NOTE: new HALs are recommended to be in AIDL