diff --git a/compos/composd_cmd/Android.bp b/compos/composd_cmd/Android.bp
index c230e13..61df328 100644
--- a/compos/composd_cmd/Android.bp
+++ b/compos/composd_cmd/Android.bp
@@ -5,7 +5,7 @@
 rust_binary {
     name: "composd_cmd",
     srcs: ["composd_cmd.rs"],
-    edition: "2018",
+    edition: "2021",
     rustlibs: [
         "android.system.composd-rust",
         "libanyhow",