diff --git a/Android.bp b/Android.bp
index 15befae..a767695 100644
--- a/Android.bp
+++ b/Android.bp
@@ -593,7 +593,7 @@
         "telephony/java/com/android/internal/telephony/IPhoneSubInfo.aidl",
         "telephony/java/com/android/internal/telephony/ISms.aidl",
         "telephony/java/com/android/internal/telephony/ISub.aidl",
-        "telephony/java/com/android/internal/telephony/IAns.aidl",
+        "telephony/java/com/android/internal/telephony/IOns.aidl",
         "telephony/java/com/android/internal/telephony/ITelephony.aidl",
         "telephony/java/com/android/internal/telephony/ITelephonyRegistry.aidl",
         "telephony/java/com/android/internal/telephony/IWapPushManager.aidl",