diff --git a/ferveo/benches/benchmarks/pairing.rs b/ferveo/benches/benchmarks/pairing.rs
index 318bdd30..a5a9aebb 100644
--- a/ferveo/benches/benchmarks/pairing.rs
+++ b/ferveo/benches/benchmarks/pairing.rs
@@ -367,10 +367,8 @@ pub fn bench_batch_inverse(c: &mut Criterion) {
         criterion::BenchmarkId::new("BLS12-381 Batch inverse", n),
         &a,
         |b, a| {
-            b.iter(|| {
-                ark_ff::batch_inversion(&mut a.clone());
-                black_box(())
-            });
+            #[allow(clippy::unit_arg)]
+            b.iter(|| black_box(ark_ff::batch_inversion(&mut a.clone())));
         },
     );
 }
diff --git a/tpke-wasm/benches/benchmarks.rs b/tpke-wasm/benches/benchmarks.rs
index 55e01f4f..69c64c23 100644
--- a/tpke-wasm/benches/benchmarks.rs
+++ b/tpke-wasm/benches/benchmarks.rs
@@ -37,6 +37,7 @@ pub fn bench_encrypt_combine(c: &mut Criterion) {
         move || {
             let setup = setup.clone();
             let decryption_shares = decryption_shares.clone();
+            #[allow(clippy::unit_arg)]
             black_box({
                 let mut ss_builder = SharedSecretBuilder::new(&setup);
                 for share in decryption_shares {