diff --git a/Android.bp b/Android.bp
index 0c1448a..c6e70cf 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,4 +1,4 @@
-// This file is generated by cargo2android.py --run --dependencies --device --tests.
+// This file is generated by cargo2android.py --config cargo2android.json.
 // Do not modify this file as changes will be overridden on upgrade.
 
 package {
@@ -50,27 +50,18 @@
     edition: "2018",
 }
 
-rust_defaults {
-    name: "peeking_take_while_test_defaults",
-    crate_name: "peeking_take_while",
+rust_test {
+    name: "peeking_take_while_test_src_lib",
     // has rustc warnings
-    srcs: ["src/lib.rs"],
+    host_supported: true,
+    crate_name: "peeking_take_while",
     cargo_env_compat: true,
     cargo_pkg_version: "1.0.0",
+    srcs: ["src/lib.rs"],
     test_suites: ["general-tests"],
     auto_gen_config: true,
-    edition: "2018",
-}
-
-rust_test_host {
-    name: "peeking_take_while_host_test_src_lib",
-    defaults: ["peeking_take_while_test_defaults"],
     test_options: {
         unit_test: true,
     },
-}
-
-rust_test {
-    name: "peeking_take_while_device_test_src_lib",
-    defaults: ["peeking_take_while_test_defaults"],
+    edition: "2018",
 }
diff --git a/TEST_MAPPING b/TEST_MAPPING
index d23e52b..f9ce301 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -13,7 +13,18 @@
       "name": "legacykeystore_test"
     },
     {
-      "name": "peeking_take_while_device_test_src_lib"
+      "name": "peeking_take_while_test_src_lib"
+    }
+  ],
+  "presubmit-rust": [
+    {
+      "name": "keystore2_test"
+    },
+    {
+      "name": "legacykeystore_test"
+    },
+    {
+      "name": "peeking_take_while_test_src_lib"
     }
   ]
 }
diff --git a/cargo2android.json b/cargo2android.json
new file mode 100644
index 0000000..d36fb44
--- /dev/null
+++ b/cargo2android.json
@@ -0,0 +1,5 @@
+{
+  "device": true,
+  "run": true,
+  "tests": true
+}
\ No newline at end of file