diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..fc101d5
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,40 @@
+//
+// Copyright (C) 2016 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+// Standalone Wallpaper picker app
+// ========================================================
+android_app {
+    name: "WallpaperPicker",
+    static_libs: ["android-support-v4"],
+    srcs: ["src/**/*.java"],
+    resource_dirs: ["res"],
+    sdk_version: "current",
+    product_specific: true,
+}
+
+// Static library for target
+// ========================================================
+android_library {
+    name: "libWallpaperPicker",
+    resource_dirs: ["res"],
+    sdk_version: "current",
+    srcs: ["src/**/*.java"],
+    libs: ["android-support-v4"],
+}
diff --git a/Android.mk b/Android.mk
deleted file mode 100644
index b02eecd..0000000
--- a/Android.mk
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# Copyright (C) 2016 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-LOCAL_PATH := $(call my-dir)
-
-# Standalone Wallpaper picker app
-# ========================================================
-include $(CLEAR_VARS)
-LOCAL_MODULE_TAGS := optional
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-v4
-LOCAL_SRC_FILES := $(call all-java-files-under, src)
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
-LOCAL_SDK_VERSION := current
-LOCAL_PACKAGE_NAME := WallpaperPicker
-LOCAL_PRODUCT_MODULE := true
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-include $(BUILD_PACKAGE)
-
-
-# Static library for target
-# ========================================================
-include $(CLEAR_VARS)
-LOCAL_MODULE := libWallpaperPicker
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
-LOCAL_SDK_VERSION := current
-LOCAL_SRC_FILES := $(call all-java-files-under,src)
-LOCAL_JAVA_LIBRARIES := android-support-v4
-include $(BUILD_STATIC_JAVA_LIBRARY)