1 files changed, 2 insertions, 2 deletions
diff --git a/Android.bp b/Android.bp
index 85947a8..666092e 100644
--- a/Android.bp
+++ b/Android.bp
@@ -22,9 +22,9 @@ rust_proc_macro {
     name: "libtokio_macros",
     crate_name: "tokio_macros",
     cargo_env_compat: true,
-    cargo_pkg_version: "2.2.0",
+    cargo_pkg_version: "2.1.0",
     srcs: ["src/lib.rs"],
-    edition: "2021",
+    edition: "2018",
     rustlibs: [
         "libproc_macro2",
         "libquote",