diff --git a/src/bellpepper/test_shape_cs.rs b/src/bellpepper/test_shape_cs.rs
index 31bc0d4bf..08c2d7eaf 100644
--- a/src/bellpepper/test_shape_cs.rs
+++ b/src/bellpepper/test_shape_cs.rs
@@ -14,7 +14,6 @@ use ff::{Field, PrimeField};
 #[derive(Clone, Copy)]
 struct OrderedVariable(Variable);
 
-#[allow(unused)]
 #[derive(Debug)]
 enum NamedObject {
   Constraint(usize),