diff --git a/Cargo.lock b/Cargo.lock
index c6fe718a..5615734a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1063,7 +1063,7 @@ dependencies = [
  "hex",
  "k256",
  "minimal-ed448",
- "p256 0.13.1",
+ "p256 0.13.2",
  "rand_core 0.6.4",
  "sha2 0.10.6",
  "sha3",
@@ -2730,7 +2730,7 @@ dependencies = [
  "bls12_381",
  "group 0.13.0",
  "k256",
- "p256 0.13.1",
+ "p256 0.13.2",
  "pasta_curves",
  "rand_core 0.6.4",
  "subtle",
@@ -5631,18 +5631,18 @@ dependencies = [
 
 [[package]]
 name = "num_enum"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0fa9d8a04aa0af7b5845b514a828f829ae3f0ec3f60d9842e1dfaeb49a0e68b"
+checksum = "7a015b430d3c108a207fd776d2e2196aaf8b1cf8cf93253e3a097ff3085076a1"
 dependencies = [
  "num_enum_derive",
 ]
 
 [[package]]
 name = "num_enum_derive"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e51dcc6bafb7f3ac88b65d2ad21f4b53d878e496712060e23011862ebd2d2d1"
+checksum = "96667db765a921f7b295ffee8b60472b686a51d4f21c2ee4ffdb94c7013b65a6"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -5795,14 +5795,13 @@ dependencies = [
 
 [[package]]
 name = "p256"
-version = "0.13.1"
+version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc7304b8213f8597952b2f4c3d7f09947d46bb677801df8f287ffd2c4e26f9da"
+checksum = "c9863ad85fa8f4460f9c48cb909d38a0d689dba1f6f6988a5e3e0d31071bcd4b"
 dependencies = [
  "ecdsa 0.16.6",
  "elliptic-curve 0.13.4",
  "primeorder",
- "sha2 0.10.6",
 ]
 
 [[package]]
diff --git a/coins/bitcoin/Cargo.toml b/coins/bitcoin/Cargo.toml
index 84614879..37db0b0a 100644
--- a/coins/bitcoin/Cargo.toml
+++ b/coins/bitcoin/Cargo.toml
@@ -19,7 +19,7 @@ sha2 = "0.10"
 secp256k1 = { version = "0.27", features = ["global-context"] }
 bitcoin = { version = "0.30", features = ["serde"] }
 
-k256 = { version = "0.13", features = ["arithmetic"] }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits"] }
 transcript = { package = "flexible-transcript", path = "../../crypto/transcript", version = "0.3", features = ["recommended"] }
 frost = { package = "modular-frost", path = "../../crypto/frost", version = "0.7", features = ["secp256k1"] }
 
diff --git a/coins/ethereum/Cargo.toml b/coins/ethereum/Cargo.toml
index eacc602b..074f4b26 100644
--- a/coins/ethereum/Cargo.toml
+++ b/coins/ethereum/Cargo.toml
@@ -23,7 +23,7 @@ sha2 = "0.10"
 sha3 = "0.10"
 
 group = "0.13"
-k256 = { version = "0.13", features = ["arithmetic", "ecdsa"] }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits", "ecdsa"] }
 frost = { package = "modular-frost", path = "../../crypto/frost", features = ["secp256k1", "tests"] }
 
 eyre = "0.6"
diff --git a/crypto/ciphersuite/Cargo.toml b/crypto/ciphersuite/Cargo.toml
index 4c8d6008..293b9830 100644
--- a/crypto/ciphersuite/Cargo.toml
+++ b/crypto/ciphersuite/Cargo.toml
@@ -29,8 +29,8 @@ group = "0.13"
 dalek-ff-group = { path = "../dalek-ff-group", version = "0.3", optional = true }
 
 elliptic-curve = { version = "0.13", features = ["hash2curve"], optional = true }
-p256 = { version = "0.13", features = ["arithmetic", "bits", "hash2curve"], optional = true }
-k256 = { version = "0.13", features = ["arithmetic", "bits", "hash2curve"], optional = true }
+p256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits", "hash2curve"], optional = true }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits", "hash2curve"], optional = true }
 
 minimal-ed448 = { path = "../ed448", version = "0.3", optional = true }
 
diff --git a/crypto/dleq/Cargo.toml b/crypto/dleq/Cargo.toml
index 295f52fd..b5b0fc33 100644
--- a/crypto/dleq/Cargo.toml
+++ b/crypto/dleq/Cargo.toml
@@ -33,7 +33,7 @@ hex-literal = "0.4"
 
 blake2 = "0.10"
 
-k256 = { version = "0.13", features = ["arithmetic", "bits"] }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits"] }
 dalek-ff-group = { path = "../dalek-ff-group" }
 
 transcript = { package = "flexible-transcript", path = "../transcript", features = ["recommended"] }
diff --git a/crypto/ff-group-tests/Cargo.toml b/crypto/ff-group-tests/Cargo.toml
index 87719ac3..3e50531e 100644
--- a/crypto/ff-group-tests/Cargo.toml
+++ b/crypto/ff-group-tests/Cargo.toml
@@ -20,8 +20,8 @@ subtle = "^2.4"
 group = "0.13"
 
 [dev-dependencies]
-k256 = { version = "^0.13.1", features = ["bits"] }
-p256 = { version = "^0.13.1", features = ["bits"] }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits"] }
+p256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits"] }
 
 bls12_381 = "0.8"
 
diff --git a/crypto/multiexp/Cargo.toml b/crypto/multiexp/Cargo.toml
index d62a8062..6f19542d 100644
--- a/crypto/multiexp/Cargo.toml
+++ b/crypto/multiexp/Cargo.toml
@@ -25,7 +25,7 @@ rand_core = { version = "0.6", optional = true }
 [dev-dependencies]
 rand_core = "0.6"
 
-k256 = { version = "0.13", features = ["bits"] }
+k256 = { version = "^0.13.1", default-features = false, features = ["std", "arithmetic", "bits"] }
 dalek-ff-group = { path = "../dalek-ff-group" }
 
 [features]
diff --git a/processor/Cargo.toml b/processor/Cargo.toml
index f9a7c8ae..aaf00973 100644
--- a/processor/Cargo.toml
+++ b/processor/Cargo.toml
@@ -43,7 +43,7 @@ sp-application-crypto = { git = "https://github.com/serai-dex/substrate", defaul
 
 # Bitcoin
 secp256k1 = { version = "0.27", features = ["global-context", "rand-std"], optional = true }
-k256 = { version = "0.13", features = ["arithmetic"], optional = true }
+k256 = { version = "^0.13.1", optional = true }
 bitcoin-serai = { path = "../coins/bitcoin", optional = true }
 
 # Monero