diff --git a/coins/monero/src/ringct/clsag/multisig.rs b/coins/monero/src/ringct/clsag/multisig.rs
index 7ca66a32..6bd2e984 100644
--- a/coins/monero/src/ringct/clsag/multisig.rs
+++ b/coins/monero/src/ringct/clsag/multisig.rs
@@ -5,7 +5,7 @@ use std::{
 };
 
 use rand_core::{RngCore, CryptoRng, SeedableRng};
-use rand_chacha::ChaCha12Rng;
+use rand_chacha::ChaCha20Rng;
 
 use zeroize::{Zeroize, ZeroizeOnDrop};
 
@@ -181,7 +181,7 @@ impl Algorithm<Ed25519> for ClsagMultisig {
     // process even if they have access to commitments (specifically, the ring index being signed
     // for, along with the mask which should not only require knowing the shared keys yet also the
     // input commitment masks)
-    let mut rng = ChaCha12Rng::from_seed(self.transcript.rng_seed(b"decoy_responses"));
+    let mut rng = ChaCha20Rng::from_seed(self.transcript.rng_seed(b"decoy_responses"));
 
     self.msg = Some(msg.try_into().expect("CLSAG message should be 32-bytes"));
 
diff --git a/coins/monero/src/wallet/send/multisig.rs b/coins/monero/src/wallet/send/multisig.rs
index 825e2951..0644a09c 100644
--- a/coins/monero/src/wallet/send/multisig.rs
+++ b/coins/monero/src/wallet/send/multisig.rs
@@ -5,7 +5,7 @@ use std::{
 };
 
 use rand_core::{RngCore, CryptoRng, SeedableRng};
-use rand_chacha::ChaCha12Rng;
+use rand_chacha::ChaCha20Rng;
 
 use curve25519_dalek::{
   traits::Identity,
@@ -140,7 +140,7 @@ impl SignableTransaction {
     let decoys = Decoys::select(
       // Using a seeded RNG with a specific height, committed to above, should make these decoys
       // committed to. They'll also be committed to later via the TX message as a whole
-      &mut ChaCha12Rng::from_seed(transcript.rng_seed(b"decoys")),
+      &mut ChaCha20Rng::from_seed(transcript.rng_seed(b"decoys")),
       rpc,
       self.protocol.ring_len(),
       height,
@@ -288,7 +288,7 @@ impl SignMachine<Transaction> for TransactionSignMachine {
       sorted_images.sort_by(key_image_sort);
 
       self.signable.prepare_transaction(
-        &mut ChaCha12Rng::from_seed(self.transcript.rng_seed(b"transaction_keys_bulletproofs")),
+        &mut ChaCha20Rng::from_seed(self.transcript.rng_seed(b"transaction_keys_bulletproofs")),
         uniqueness(
           &sorted_images
             .iter()
@@ -312,7 +312,7 @@ impl SignMachine<Transaction> for TransactionSignMachine {
     }
     sorted.sort_by(|x, y| key_image_sort(&x.0, &y.0));
 
-    let mut rng = ChaCha12Rng::from_seed(self.transcript.rng_seed(b"pseudo_out_masks"));
+    let mut rng = ChaCha20Rng::from_seed(self.transcript.rng_seed(b"pseudo_out_masks"));
     let mut sum_pseudo_outs = Scalar::zero();
     while !sorted.is_empty() {
       let value = sorted.remove(0);
diff --git a/crypto/dleq/src/lib.rs b/crypto/dleq/src/lib.rs
index 3492bba5..605a07d5 100644
--- a/crypto/dleq/src/lib.rs
+++ b/crypto/dleq/src/lib.rs
@@ -20,7 +20,7 @@ mod tests;
 
 pub(crate) fn challenge<T: Transcript, F: PrimeField>(transcript: &mut T) -> F {
   // From here, there are three ways to get a scalar under the ff/group API
-  // 1: Scalar::random(ChaCha12Rng::from_seed(self.transcript.rng_seed(b"challenge")))
+  // 1: Scalar::random(ChaCha20Rng::from_seed(self.transcript.rng_seed(b"challenge")))
   // 2: Grabbing a UInt library to perform reduction by the modulus, then determining endianess
   //    and loading it in
   // 3: Iterating over each byte and manually doubling/adding. This is simplest