diff --git a/rust/ares/src/jets.rs b/rust/ares/src/jets.rs
index 03bb4a5..354b8ad 100644
--- a/rust/ares/src/jets.rs
+++ b/rust/ares/src/jets.rs
@@ -68,7 +68,7 @@ pub fn get_jet(jet_name: Noun) -> Option<Jet> {
     }
 }
 
-pub fn get_jet_test_mode(jet_name: Noun) -> bool {
+pub fn get_jet_test_mode(_jet_name: Noun) -> bool {
     /*
     match jet_name.as_direct().unwrap().data() {
         tas!(b"cut") => true,