diff --git a/radio/1.3/Android.bp b/radio/1.3/Android.bp
index 5ac38cd..9424a85 100644
--- a/radio/1.3/Android.bp
+++ b/radio/1.3/Android.bp
@@ -22,6 +22,7 @@
         "AccessNetwork",
         "DataRegStateResult",
         "EmergencyNumber",
+        "EmergencyNumberSource",
         "EmergencyServiceCategory",
         "LteVopsInfo",
     ],