diff --git a/radio/1.6/IRadioIndication.hal b/radio/1.6/IRadioIndication.hal
index bc6e397..1b56d40 100644
--- a/radio/1.6/IRadioIndication.hal
+++ b/radio/1.6/IRadioIndication.hal
@@ -21,6 +21,7 @@
 import @1.6::CellInfo;
 import @1.6::LinkCapacityEstimate;
 import @1.6::NetworkScanResult;
+import @1.6::SignalStrength;
 import @1.6::SetupDataCallResult;
 
 /**
@@ -70,6 +71,18 @@
      */
     oneway currentLinkCapacityEstimate_1_6(RadioIndicationType type, LinkCapacityEstimate lce);
 
+
+    /**
+     * Indicates current signal strength of the radio.
+     *
+     * This is identical to currentSignalStrength_1_4 but uses an updated version of
+     * SignalStrength.
+     *
+     * @param type Type of radio indication
+     * @param signalStrength SignalStrength information
+     */
+    oneway currentSignalStrength_1_6(RadioIndicationType type, SignalStrength signalStrength);
+
     /**
      * Report all of the current cell information known to the radio.
      *