diff --git a/rust/rustfmt/BUILD.bazel b/rust/rustfmt/BUILD.bazel
new file mode 100644
index 0000000..04e6c60
--- /dev/null
+++ b/rust/rustfmt/BUILD.bazel
@@ -0,0 +1,5 @@
+package(default_visibility = ["//visibility:public"])
+
+toolchain_type(
+    name = "toolchain_type",
+)