diff --git a/audio/aidl/default/Android.bp b/audio/aidl/default/Android.bp
index 21616be..93362c6 100644
--- a/audio/aidl/default/Android.bp
+++ b/audio/aidl/default/Android.bp
@@ -75,6 +75,7 @@
         "Telephony.cpp",
         "usb/ModuleUsb.cpp",
         "usb/StreamUsb.cpp",
+        "usb/UsbAlsaMixerControl.cpp",
         "usb/UsbAlsaUtils.cpp",
     ],
     generated_sources: [