diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..5ad540a
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,2 @@
+// Exists for the sake of crate_universe:
+// https://bazelbuild.github.io/rules_rust/crate_universe.html#binary-dependencies