diff --git a/third_party/py/BUILD b/third_party/py/BUILD
new file mode 100644
index 0000000..56b5534
--- /dev/null
+++ b/third_party/py/BUILD
@@ -0,0 +1,7 @@
+load("@com_apt_itude_rules_pip//rules:lock.bzl", "pip_lock")
+
+pip_lock(
+    name = "lock",
+    requirements = ["requirements.txt"],
+    python_version = "PY3",
+)