diff --git a/kimchi/benches/proof_criterion.rs b/kimchi/benches/proof_criterion.rs
index a3110a36d2..80d68564b1 100644
--- a/kimchi/benches/proof_criterion.rs
+++ b/kimchi/benches/proof_criterion.rs
@@ -9,7 +9,11 @@ pub fn bench_proof_creation(c: &mut Criterion) {
         let ctx = BenchmarkCtx::new(size);
 
         group.bench_function(
-            format!("proof creation (SRS size 2^{{{}}}, {} gates)", ctx.srs_size(), ctx.num_gates),
+            format!(
+                "proof creation (SRS size 2^{{{}}}, {} gates)",
+                ctx.srs_size(),
+                ctx.num_gates
+            ),
             |b| b.iter(|| black_box(ctx.create_proof())),
         );
     }
@@ -24,7 +28,11 @@ pub fn bench_proof_verification(c: &mut Criterion) {
         let proof_and_public = ctx.create_proof();
 
         group.bench_function(
-            format!("proof verification (SRS size 2^{{{}}}, {} gates)", ctx.srs_size(), ctx.num_gates),
+            format!(
+                "proof verification (SRS size 2^{{{}}}, {} gates)",
+                ctx.srs_size(),
+                ctx.num_gates
+            ),
             |b| b.iter(|| ctx.batch_verification(black_box(&vec![proof_and_public.clone()]))),
         );
     }