diff --git a/authfs/Android.bp b/authfs/Android.bp
index 4c5b70e..7788702 100644
--- a/authfs/Android.bp
+++ b/authfs/Android.bp
@@ -8,7 +8,7 @@
     srcs: [
         "src/main.rs",
     ],
-    edition: "2018",
+    edition: "2021",
     rustlibs: [
         "authfs_aidl_interface-rust",
         "libandroid_logger",