diff --git a/Cargo.lock b/Cargo.lock
index be3b5b59..0badc0fb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8223,7 +8223,7 @@ version = "0.1.0"
 dependencies = [
  "bitcoin-serai",
  "ciphersuite",
- "curve25519-dalek 3.2.0",
+ "curve25519-dalek 4.0.0",
  "dkg",
  "dockertest",
  "hex",
diff --git a/tests/processor/Cargo.toml b/tests/processor/Cargo.toml
index 39cd0dca..0df9eea2 100644
--- a/tests/processor/Cargo.toml
+++ b/tests/processor/Cargo.toml
@@ -19,7 +19,7 @@ hex = "0.4"
 zeroize = { version = "1", default-features = false }
 rand_core = { version = "0.6", default-features = false, features = ["getrandom"] }
 
-curve25519-dalek = "3.2"
+curve25519-dalek = "4"
 ciphersuite = { path = "../../crypto/ciphersuite", default-features = false, features = ["ristretto"] }
 dkg = { path = "../../crypto/dkg", default-features = false, features = ["tests"] }
 
diff --git a/tests/processor/src/lib.rs b/tests/processor/src/lib.rs
index 9ce2f6b4..8004e81d 100644
--- a/tests/processor/src/lib.rs
+++ b/tests/processor/src/lib.rs
@@ -276,7 +276,7 @@ impl Coordinator {
             Some(serde_json::json!({
               "wallet_address": ViewPair::new(
                 ED25519_BASEPOINT_POINT,
-                Zeroizing::new(Scalar::one()),
+                Zeroizing::new(Scalar::ONE),
               ).address(Network::Mainnet, AddressSpec::Standard).to_string(),
               "amount_of_blocks": 1,
             })),