diff --git a/src/output/render/links.rs b/src/output/render/links.rs
index e69cff53e..8a0fbd0a2 100644
--- a/src/output/render/links.rs
+++ b/src/output/render/links.rs
@@ -45,6 +45,7 @@ pub mod test {
     use nu_ansi_term::Color::*;
     use nu_ansi_term::Style;
 
+    #[allow(dead_code)]
     struct TestColours;
 
     impl Colours for TestColours {