diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..f919ebc
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,3 @@
+subdirs = [
+    "otautil",
+]
diff --git a/Android.mk b/Android.mk
index 0c3d4fd..1f69d5d 100644
--- a/Android.mk
+++ b/Android.mk
@@ -190,7 +190,6 @@
     $(LOCAL_PATH)/minadbd/Android.mk \
     $(LOCAL_PATH)/minui/Android.mk \
     $(LOCAL_PATH)/otafault/Android.mk \
-    $(LOCAL_PATH)/otautil/Android.mk \
     $(LOCAL_PATH)/tests/Android.mk \
     $(LOCAL_PATH)/tools/Android.mk \
     $(LOCAL_PATH)/uncrypt/Android.mk \
diff --git a/otautil/Android.bp b/otautil/Android.bp
new file mode 100644
index 0000000..0b23143
--- /dev/null
+++ b/otautil/Android.bp
@@ -0,0 +1,34 @@
+// 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.
+
+cc_library_static {
+    name: "libotautil",
+
+    srcs: [
+        "SysUtil.cpp",
+        "DirUtil.cpp",
+        "ZipUtil.cpp",
+        "ThermalUtil.cpp",
+    ],
+
+    static_libs: [
+        "libselinux",
+        "libbase",
+    ],
+
+    cflags: [
+        "-Werror",
+        "-Wall",
+    ],
+}
diff --git a/otautil/Android.mk b/otautil/Android.mk
deleted file mode 100644
index f7ca9a9..0000000
--- a/otautil/Android.mk
+++ /dev/null
@@ -1,33 +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)
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES := \
-    SysUtil.cpp \
-    DirUtil.cpp \
-    ZipUtil.cpp \
-    ThermalUtil.cpp
-
-LOCAL_STATIC_LIBRARIES := \
-    libselinux \
-    libbase
-
-LOCAL_MODULE := libotautil
-LOCAL_CFLAGS := \
-    -Werror \
-    -Wall
-
-include $(BUILD_STATIC_LIBRARY)