diff --git a/src/lib.rs b/src/lib.rs
index 3858614..c4a8fc6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,13 @@
 #![doc = include_str!("../README.md")]
+#![warn(
+    clippy::all,
+    missing_copy_implementations,
+    missing_debug_implementations,
+    rust_2018_idioms,
+    rustdoc::broken_intra_doc_links,
+    trivial_numeric_casts
+)]
+#![deny(missing_docs)]
 
 use std::fmt;
 use std::num::{ParseFloatError, ParseIntError};