diff --git a/bign256/tests/dsa.rs b/bign256/tests/dsa.rs
index 62cb7988..4ef5428d 100644
--- a/bign256/tests/dsa.rs
+++ b/bign256/tests/dsa.rs
@@ -1,3 +1,7 @@
+//! bign256 DSA Tests
+
+#![cfg(feature = "dsa")]
+
 use bign256::{
     dsa::{
         signature::{Signer, Verifier},