diff --git a/gnss/2.1/Android.bp b/gnss/2.1/Android.bp
index 5d3d62d..8b0c374 100644
--- a/gnss/2.1/Android.bp
+++ b/gnss/2.1/Android.bp
@@ -11,6 +11,7 @@
         "IGnssCallback.hal",
         "IGnssMeasurement.hal",
         "IGnssMeasurementCallback.hal",
+        "IGnssConfiguration.hal",
     ],
     interfaces: [
         "android.hardware.gnss.measurement_corrections@1.0",