diff --git a/wifi/1.6/default/hidl_struct_util.cpp b/wifi/1.6/default/hidl_struct_util.cpp
index eeea6ef..76341ff 100644
--- a/wifi/1.6/default/hidl_struct_util.cpp
+++ b/wifi/1.6/default/hidl_struct_util.cpp
@@ -433,6 +433,9 @@
     if (hidl_filter_mask & V1_5::IWifiChip::UsableChannelFilter::CONCURRENCY) {
         legacy_filter_mask |= legacy_hal::WIFI_USABLE_CHANNEL_FILTER_CONCURRENCY;
     }
+    if (hidl_filter_mask & V1_6::IWifiChip::UsableChannelFilter::NAN_INSTANT_MODE) {
+        legacy_filter_mask |= WIFI_USABLE_CHANNEL_FILTER_NAN_INSTANT_MODE;
+    }
     return legacy_filter_mask;
 }
 
diff --git a/wifi/1.6/default/wifi_chip.cpp b/wifi/1.6/default/wifi_chip.cpp
index 11512f4..a185724 100644
--- a/wifi/1.6/default/wifi_chip.cpp
+++ b/wifi/1.6/default/wifi_chip.cpp
@@ -715,7 +715,7 @@
 
 Return<void> WifiChip::getUsableChannels_1_6(
         WifiBand band, hidl_bitfield<V1_5::WifiIfaceMode> ifaceModeMask,
-        hidl_bitfield<V1_5::IWifiChip::UsableChannelFilter> filterMask,
+        hidl_bitfield<V1_6::IWifiChip::UsableChannelFilter> filterMask,
         getUsableChannels_1_6_cb _hidl_cb) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
                            &WifiChip::getUsableChannelsInternal_1_6, _hidl_cb, band, ifaceModeMask,
diff --git a/wifi/1.6/default/wifi_chip.h b/wifi/1.6/default/wifi_chip.h
index 73bdf3a..61ac03d 100644
--- a/wifi/1.6/default/wifi_chip.h
+++ b/wifi/1.6/default/wifi_chip.h
@@ -151,7 +151,7 @@
     Return<void> setCountryCode(const hidl_array<int8_t, 2>& code,
                                 setCountryCode_cb _hidl_cb) override;
     Return<void> getUsableChannels(WifiBand band, hidl_bitfield<V1_5::WifiIfaceMode> ifaceModeMask,
-                                   hidl_bitfield<UsableChannelFilter> filterMask,
+                                   hidl_bitfield<V1_5::IWifiChip::UsableChannelFilter> filterMask,
                                    getUsableChannels_cb _hidl_cb) override;
     Return<void> triggerSubsystemRestart(triggerSubsystemRestart_cb hidl_status_cb) override;
     Return<void> createRttController_1_6(const sp<IWifiIface>& bound_iface,