diff --git a/tools/cts-reference-app-lib/Android.mk b/tools/cts-reference-app-lib/Android.mk
new file mode 100644
index 0000000..6f64533
--- /dev/null
+++ b/tools/cts-reference-app-lib/Android.mk
@@ -0,0 +1,27 @@
+# Copyright (C) 2008 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)
+
+# the library
+# ============================================================
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := $(call all-subdir-java-files)
+
+LOCAL_JAVA_LIBRARIES := android.test.runner
+
+LOCAL_MODULE := android.cts.refapp
+LOCAL_MODULE_TAGS := tests
+
+include $(BUILD_STATIC_JAVA_LIBRARY)