diff --git a/src/lib.rs b/src/lib.rs
index d487658..5a66f01 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,15 @@
+#![warn(
+    missing_docs,
+    missing_debug_implementations,
+    trivial_casts,
+    trivial_numeric_casts,
+    unused_extern_crates,
+    unused_import_braces,
+    unused_qualifications,
+    unused_results,
+    variant_size_differences
+)]
+
 extern crate chrono;
 extern crate hyper;
 extern crate rustc_serialize;