diff --git a/authfs/fd_server/Android.bp b/authfs/fd_server/Android.bp
index db1fd44..b02c104 100644
--- a/authfs/fd_server/Android.bp
+++ b/authfs/fd_server/Android.bp
@@ -4,6 +4,7 @@
 
 rust_binary {
     name: "fd_server",
+    defaults: ["avf_build_flags_rust"],
     srcs: ["src/main.rs"],
     rustlibs: [
         "authfs_aidl_interface-rust",
@@ -24,6 +25,7 @@
 
 rust_test {
     name: "fd_server.test",
+    defaults: ["avf_build_flags_rust"],
     srcs: ["src/main.rs"],
     rustlibs: [
         "authfs_aidl_interface-rust",