diff --git a/src/lib.rs b/src/lib.rs
index e25be86..2595a09 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,5 @@
 #![forbid(unsafe_code)]
-#![warn(missing_docs)]
+#![deny(missing_docs)]
 
 //! # Iron Sea - Index SFC DBC
 //!