diff --git a/Android.bp b/Android.bp
index 676a0f5..fec5951 100644
--- a/Android.bp
+++ b/Android.bp
@@ -97,6 +97,7 @@
         // AIDL sources from external directories
         ":android.hardware.biometrics.common-V4-java-source",
         ":android.hardware.biometrics.fingerprint-V3-java-source",
+        ":android.hardware.biometrics.face-V4-java-source",
         ":android.hardware.gnss-V2-java-source",
         ":android.hardware.graphics.common-V3-java-source",
         ":android.hardware.keymaster-V4-java-source",