diff --git a/current.txt b/current.txt
index 5eff0acc9d..08ee89b98c 100644
--- a/current.txt
+++ b/current.txt
@@ -638,6 +638,6 @@ a64467bae843569f0d465c5be7f0c7a5b987985b55a3ef4794dd5afc68538650 android.hardwar
 c9273429fcf98d797d3bb07fdba6f1be95bf960f9255cde169fd1ca4db85f856 android.hardware.wifi.supplicant@1.3::ISupplicantStaNetwork
 9b0a3ab6f4f74b971ed094426d8a443e29b512ff03e1ab50c07156396cdb2483 android.hardware.wifi.supplicant@1.3::types
 85af67af743b8cebb65023f196ee3df0e57b88c84d048f40439e98f845bab3d6 android.hardware.radio@1.5::types
-7fefa2cc5b3b3be10b5cff5c5dc195385f491d4bf23ca65f9c6b3c30c8753a33 android.hardware.radio@1.5::IRadio
+e5947273509cd23b432c1a0781245a1e5a1dedca77f41db6dbcc02c0d7a7e40a android.hardware.radio@1.5::IRadio
 e96ae1c3a9c0689002ec2318e9c587f4f607c16a75a3cd38788b77eb91072021 android.hardware.radio@1.5::IRadioIndication
 6759e59cef81b5e15137bf99a4cd14236ce0c2974dd307ada265b67e819b9060 android.hardware.radio@1.5::IRadioResponse
diff --git a/radio/1.5/IRadio.hal b/radio/1.5/IRadio.hal
index 0b50436ff9..6ebbcb423e 100644
--- a/radio/1.5/IRadio.hal
+++ b/radio/1.5/IRadio.hal
@@ -324,11 +324,15 @@ interface IRadio extends @1.4::IRadio {
     oneway sendCdmaSmsExpectMore(int32_t serial, CdmaSmsMessage sms);
 
     /**
-     * Requests that deactivates one category of the device personalization.
+     * Request that deactivates one category of device personalization. Device personalization
+     * generally binds the device so it can only be used on one carrier or even one carrier subnet
+     * (See TS 22.022). When the user has gained the rights to unbind the device (at the end of a
+     * contract period or other event), the controlKey will be delivered to either the user for
+     * manual entry or to a carrier app on the device for automatic entry.
      *
      * @param serial Serial number of request.
      * @param persoType SIM personalization type.
-     * @param controlKey depersonalization code corresponding to persoType
+     * @param controlKey the unlock code for removing persoType personalization from this device
      *
      * Response function is IRadioResponse.supplySimDepersonalizationResponse()
      */