diff --git a/crates/web5/src/test_helpers.rs b/crates/web5/src/test_helpers.rs
index 09b9b3df..e434a39e 100644
--- a/crates/web5/src/test_helpers.rs
+++ b/crates/web5/src/test_helpers.rs
@@ -10,6 +10,7 @@ pub struct TestVector<I, O> {
 
 #[derive(Debug, serde::Deserialize)]
 pub struct TestVectorFile<I, O> {
+    #[allow(dead_code)]
     pub description: String,
     pub vectors: Vec<TestVector<I, O>>,
 }