diff --git a/tools/utils.py b/tools/utils.py
index 5d63a51..8b7acb7 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -82,6 +82,7 @@
 BAZEL_SHA_FILE = os.path.join(THIRD_PARTY, 'bazel.tar.gz.sha1')
 BAZEL_TOOL = os.path.join(THIRD_PARTY, 'bazel')
 JAVA8_SHA_FILE = os.path.join(THIRD_PARTY, 'openjdk', 'jdk8', 'linux-x86.tar.gz.sha1')
+IGNORE_WARNINGS_RULES = os.path.join(REPO_ROOT, 'src', 'test', 'ignorewarnings.rules')
 
 ANDROID_HOME_ENVIROMENT_NAME = "ANDROID_HOME"
 ANDROID_TOOLS_VERSION_ENVIRONMENT_NAME = "ANDROID_TOOLS_VERSION"