diff --git a/Android.bp b/Android.bp
index dfe1604..ad91d42 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,4 +1,4 @@
-// This file is generated by cargo2android.py --run --device --dependencies.
+// This file is generated by cargo2android.py --config cargo2android.json.
 // Do not modify this file as changes will be overridden on upgrade.
 
 package {
@@ -40,6 +40,8 @@
 rust_proc_macro {
     name: "librustversion",
     crate_name: "rustversion",
+    cargo_env_compat: true,
+    cargo_pkg_version: "1.0.5",
     srcs: ["src/lib.rs"],
     edition: "2018",
 }
diff --git a/TEST_MAPPING b/TEST_MAPPING
new file mode 100644
index 0000000..a13141c
--- /dev/null
+++ b/TEST_MAPPING
@@ -0,0 +1,8 @@
+// Generated by update_crate_tests.py for tests that depend on this crate.
+{
+  "imports": [
+    {
+      "path": "external/rust/crates/bitflags"
+    }
+  ]
+}
diff --git a/cargo2android.json b/cargo2android.json
new file mode 100644
index 0000000..bf78496
--- /dev/null
+++ b/cargo2android.json
@@ -0,0 +1,4 @@
+{
+  "device": true,
+  "run": true
+}
\ No newline at end of file