diff --git a/libafl/src/mutators/scheduled.rs b/libafl/src/mutators/scheduled.rs
index c625551277..6b00b506be 100644
--- a/libafl/src/mutators/scheduled.rs
+++ b/libafl/src/mutators/scheduled.rs
@@ -520,19 +520,15 @@ mod tests {
         log::trace!("{:?}", input.bytes());
 
         // The pre-seeded rand should have spliced at position 2.
-        assert_eq!(input.bytes(), &[b'a', b'b', b'f']);
+        assert_eq!(input.bytes(), b"abf");
     }
 
     #[test]
     fn test_havoc() {
         let rand = StdRand::with_seed(0x1337);
         let mut corpus: InMemoryCorpus<BytesInput> = InMemoryCorpus::new();
-        corpus
-            .add(Testcase::new(vec![b'a', b'b', b'c'].into()))
-            .unwrap();
-        corpus
-            .add(Testcase::new(vec![b'd', b'e', b'f'].into()))
-            .unwrap();
+        corpus.add(Testcase::new(b"abc".to_vec().into())).unwrap();
+        corpus.add(Testcase::new(b"def".to_vec().into())).unwrap();
 
         let mut input = corpus.cloned_input_for_id(corpus.first().unwrap()).unwrap();
         let input_prior = input.clone();
diff --git a/utils/libafl_benches/benches/hash_speeds.rs b/utils/libafl_benches/benches/hash_speeds.rs
index e1aee1cab2..1ae50dbd8d 100644
--- a/utils/libafl_benches/benches/hash_speeds.rs
+++ b/utils/libafl_benches/benches/hash_speeds.rs
@@ -25,14 +25,14 @@ fn criterion_benchmark(c: &mut Criterion) {
             let mut hasher =
                 black_box(ahash::RandomState::with_seeds(123, 456, 789, 123).build_hasher());
             hasher.write(black_box(&bench_vec));
-            hasher.finish();
+            black_box(hasher.finish());
         });
     });
     c.bench_function("fxhash", |b| {
         b.iter(|| {
             let mut hasher = black_box(rustc_hash::FxHasher::default());
             hasher.write(black_box(&bench_vec));
-            hasher.finish();
+            black_box(hasher.finish());
         });
     });
 }