diff --git a/wifi/1.6/IWifiNanIfaceEventCallback.hal b/wifi/1.6/IWifiNanIfaceEventCallback.hal
index 05b8ddf..f19f900 100644
--- a/wifi/1.6/IWifiNanIfaceEventCallback.hal
+++ b/wifi/1.6/IWifiNanIfaceEventCallback.hal
@@ -45,4 +45,30 @@
      * @param event: NanDataPathScheduleUpdateInd containing event details.
      */
     oneway eventDataPathScheduleUpdate_1_6(NanDataPathScheduleUpdateInd event);
+
+    /**
+     * Asynchronous callback indicating that a match has occurred: i.e. a service has been
+     * discovered.
+     *
+     * Note: supersedes the @1.0::IWifiNanIfaceEventCallback.eventMatch(NanMatchInd event) method
+     * which is deprecated as of HAL version 1.6.
+     *
+     * @param event: NanMatchInd containing event details.
+     */
+    oneway eventMatch_1_6(NanMatchInd event);
+
+    /**
+     * Asynchronous callback invoked in response to a capability request
+     * |IWifiNanIface.getCapabilitiesRequest|.
+     *
+     * Note: supersedes the @1.5::IWifiNanIfaceEventCallback.notifyCapabilitiesResponse() method
+     * which is deprecated as of HAL version 1.6.
+     *
+     * @param cmdId command Id corresponding to the original request.
+     * @param status WifiNanStatus of the operation. Possible status codes are:
+     *        |NanStatusType.SUCCESS|
+     * @param capabilities Capability data.
+     */
+    oneway notifyCapabilitiesResponse_1_6(CommandIdShort id, WifiNanStatus status,
+        NanCapabilities capabilities);
 };