diff --git a/benches/fuzzy_tags_benches.rs b/benches/fuzzy_tags_benches.rs
index 303413b..775af40 100644
--- a/benches/fuzzy_tags_benches.rs
+++ b/benches/fuzzy_tags_benches.rs
@@ -6,7 +6,7 @@ fn benchmark_generate_tag(c: &mut Criterion) {
     let mut group = c.benchmark_group("generate_tags");
     group.measurement_time(Duration::new(10, 0));
     group.sample_size(1000);
-    let secret_key = FuzzySecretKey::generate(24);
+    let secret_key = FuzzySecretKey::<24>::generate();
     for p in [5, 10, 15].iter() {
         let public_key = secret_key.public_key();
         group.bench_with_input(BenchmarkId::from_parameter(p), p, |b, _gamma| b.iter(|| public_key.generate_tag()));
@@ -17,7 +17,7 @@ fn benchmark_test_tag(c: &mut Criterion) {
     let mut group = c.benchmark_group("test_tags");
     group.measurement_time(Duration::new(10, 0));
     group.sample_size(1000);
-    let secret_key = FuzzySecretKey::generate(24);
+    let secret_key = FuzzySecretKey::<24>::generate();
 
     for p in [5, 10, 15].iter() {
         let tag = secret_key.public_key().generate_tag();
diff --git a/src/lib.rs b/src/lib.rs
index aece1b7..ed09a65 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -244,8 +244,6 @@ impl<const GAMMA: u8> FuzzySecretKey<{ GAMMA }> {
         let mut input = vec![];
         input.push(GAMMA);
         input.extend_from_slice(points.to_bytes().as_slice());
-        // enforce separation between ciphertext and u
-        input.extend_from_slice("|| u: ".as_bytes());
         input.extend_from_slice(u.compress().as_bytes());
         Scalar::hash_from_bytes::<Sha3_512>(input.as_slice())
     }