diff --git a/src/nick.rs b/src/nick.rs
index 9844e93..2f13b6c 100644
--- a/src/nick.rs
+++ b/src/nick.rs
@@ -4,6 +4,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+#![deny(missing_docs)]
+
 generate_elem_id!(
     /// Represents a global, memorable, friendly or informal name chosen by a user.
     Nick, "nick", NICK