diff --git a/crates/subspace-core-primitives/benches/kzg.rs b/crates/subspace-core-primitives/benches/kzg.rs
index 0235da73c9..8e504a0bc9 100644
--- a/crates/subspace-core-primitives/benches/kzg.rs
+++ b/crates/subspace-core-primitives/benches/kzg.rs
@@ -16,41 +16,48 @@ fn criterion_benchmark(c: &mut Criterion) {
         })
     });
 
-    c.bench_function("commit", |b| {
+    {
         let polynomial = kzg.poly(&values).unwrap();
-        b.iter(|| {
-            kzg.commit(black_box(&polynomial)).unwrap();
-        })
-    });
+
+        c.bench_function("commit", |b| {
+            b.iter(|| {
+                kzg.commit(black_box(&polynomial)).unwrap();
+            })
+        });
+    }
 
     let num_values = values.len();
 
-    c.bench_function("create-witness", |b| {
+    {
         let polynomial = kzg.poly(&values).unwrap();
 
-        b.iter(|| {
-            kzg.create_witness(black_box(&polynomial), black_box(num_values), black_box(0))
-                .unwrap();
-        })
-    });
+        c.bench_function("create-witness", |b| {
+            b.iter(|| {
+                kzg.create_witness(black_box(&polynomial), black_box(num_values), black_box(0))
+                    .unwrap();
+            })
+        });
+    }
 
-    c.bench_function("verify", |b| {
+    {
         let polynomial = kzg.poly(&values).unwrap();
         let commitment = kzg.commit(&polynomial).unwrap();
         let index = 0;
         let witness = kzg.create_witness(&polynomial, num_values, index).unwrap();
         let value = values.first().unwrap();
 
-        b.iter(|| {
-            kzg.verify(
-                black_box(&commitment),
-                black_box(num_values),
-                black_box(index),
-                black_box(value),
-                black_box(&witness),
-            );
-        })
-    });
+        c.bench_function("verify", |b| {
+            b.iter(|| {
+                kzg.verify(
+                    black_box(&commitment),
+                    black_box(num_values),
+                    black_box(index),
+                    black_box(value),
+                    black_box(&witness),
+                );
+            })
+        });
+    }
 }
 
 criterion_group!(benches, criterion_benchmark);
diff --git a/crates/subspace-proof-of-time/benches/pot-compare-cpu-cores.rs b/crates/subspace-proof-of-time/benches/pot-compare-cpu-cores.rs
index 51946ad4d6..e9ed5859c5 100644
--- a/crates/subspace-proof-of-time/benches/pot-compare-cpu-cores.rs
+++ b/crates/subspace-proof-of-time/benches/pot-compare-cpu-cores.rs
@@ -12,10 +12,11 @@ fn criterion_benchmark(c: &mut Criterion) {
 
     let cpu_cores = core_affinity::get_core_ids().expect("Must be able to get CPU cores");
     for cpu_core in cpu_cores {
+        if !core_affinity::set_for_current(cpu_core) {
+            panic!("Failed to set CPU affinity");
+        }
+
         c.bench_function(&format!("prove/cpu-{}", cpu_core.id), move |b| {
-            if !core_affinity::set_for_current(cpu_core) {
-                panic!("Failed to set CPU affinity");
-            }
             b.iter(|| {
                 black_box(prove(black_box(seed), black_box(pot_iterations))).unwrap();
             })