diff --git a/wifi/1.4/Android.bp b/wifi/1.4/Android.bp
index a6ac020..aba8b44 100644
--- a/wifi/1.4/Android.bp
+++ b/wifi/1.4/Android.bp
@@ -8,6 +8,7 @@
     },
     srcs: [
         "IWifi.hal",
+        "IWifiApIface.hal",
     ],
     interfaces: [
         "android.hardware.wifi@1.0",