diff --git a/src/lib.rs b/src/lib.rs
index 9bb9b81..cd15262 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -146,6 +146,8 @@
 //! you might need a blank space somewhere, try to pass an additional constraint and don't use the
 //! corresponding area.
 
+#![deny(warnings)]
+
 pub mod backend;
 pub mod buffer;
 pub mod layout;