diff --git a/src/lib.rs b/src/lib.rs
index 255dc50..a5d2003 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -16,6 +16,7 @@
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 #![warn(missing_docs)]
+#![warn(clippy::missing_errors_doc)]
 
 #[cfg(not(target_os = "linux"))]
 compile_error!("Libnotify-rs only supports linux");