diff --git a/post_proc/bass_boost.c b/post_proc/bass_boost.c
index 2061cd0..bea1fbc 100644
--- a/post_proc/bass_boost.c
+++ b/post_proc/bass_boost.c
@@ -156,6 +156,7 @@
        (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER) ||
        (device == AUDIO_DEVICE_OUT_PROXY) ||
        (device == AUDIO_DEVICE_OUT_AUX_DIGITAL) ||
+       (device == AUDIO_DEVICE_OUT_USB_ACCESSORY) ||
        (device == AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET)) {
         if (offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass))) {
             offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), false);
diff --git a/post_proc/virtualizer.c b/post_proc/virtualizer.c
index 8f6d000..484a738 100644
--- a/post_proc/virtualizer.c
+++ b/post_proc/virtualizer.c
@@ -156,6 +156,7 @@
        (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER) ||
        (device == AUDIO_DEVICE_OUT_PROXY) ||
        (device == AUDIO_DEVICE_OUT_AUX_DIGITAL) ||
+       (device == AUDIO_DEVICE_OUT_USB_ACCESSORY) ||
        (device == AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET)) {
         if (offload_virtualizer_get_enable_flag(&(virt_ctxt->offload_virt))) {
             offload_virtualizer_set_enable_flag(&(virt_ctxt->offload_virt), false);