diff --git a/Android.mk b/Android.mk
new file mode 100755
index 0000000..ad6b85a
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,28 @@
+# Copyright 2011, 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_MODULE_TAGS := optional
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_PACKAGE_NAME := KeyChain
+LOCAL_CERTIFICATE := platform
+
+include $(BUILD_PACKAGE)
+
+# additionally, build unit tests in a separate .apk
+include $(call all-makefiles-under,$(LOCAL_PATH))