diff --git a/crypto/dleq/src/cross_group/mod.rs b/crypto/dleq/src/cross_group/mod.rs
index c6e76b39..7d2501e2 100644
--- a/crypto/dleq/src/cross_group/mod.rs
+++ b/crypto/dleq/src/cross_group/mod.rs
@@ -232,7 +232,7 @@ where
 
       // Accumulate this bit
       these_bits |= bit << (i % bits_per_group);
-      bit = 0;
+      bit.zeroize();
 
       if (i % bits_per_group) == (bits_per_group - 1) {
         let last = i == (capacity - 1);
diff --git a/crypto/dleq/src/cross_group/scalar.rs b/crypto/dleq/src/cross_group/scalar.rs
index 1cc2e5f9..5000c223 100644
--- a/crypto/dleq/src/cross_group/scalar.rs
+++ b/crypto/dleq/src/cross_group/scalar.rs
@@ -40,7 +40,7 @@ pub fn scalar_normalize<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
 
     res1 += F0::from(bit.into());
     res2 += F1::from(bit.into());
-    bit = 0;
+    bit.zeroize();
   }
 
   (res1, res2)
diff --git a/crypto/frost/src/curve/mod.rs b/crypto/frost/src/curve/mod.rs
index 2f0ba65a..0ba0ac6a 100644
--- a/crypto/frost/src/curve/mod.rs
+++ b/crypto/frost/src/curve/mod.rs
@@ -78,7 +78,7 @@ pub trait Curve: Clone + Copy + PartialEq + Eq + Debug + Zeroize {
 
     seed.extend(repr.as_ref());
     for i in repr.as_mut() {
-      *i = 0;
+      i.zeroize();
     }
 
     let res = Self::hash_to_F(b"nonce", &seed);
@@ -112,7 +112,7 @@ pub trait Curve: Clone + Copy + PartialEq + Eq + Debug + Zeroize {
     let res =
       Option::<Self::F>::from(Self::F::from_repr(encoding)).ok_or(CurveError::InvalidScalar);
     for b in encoding.as_mut() {
-      *b = 0;
+      b.zeroize();
     }
     res
   }
diff --git a/crypto/multiexp/src/lib.rs b/crypto/multiexp/src/lib.rs
index a58b6857..bdfa1107 100644
--- a/crypto/multiexp/src/lib.rs
+++ b/crypto/multiexp/src/lib.rs
@@ -36,7 +36,7 @@ where
       *raw_bit = false;
 
       groupings[p][i / w_usize] |= bit << (i % w_usize);
-      bit = 0;
+      bit.zeroize();
     }
   }