diff --git a/Cargo.lock b/Cargo.lock
index ea78f2d..99d23b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -37,9 +37,9 @@ dependencies = [
 
 [[package]]
 name = "amplify_apfloat"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f9171a65ce2184812e9a63c084ae313fa6264a92575c1e205579b0d1f171b85"
+checksum = "5e6641206decd3c43f5456a3506e77fc9ab8b4996c3e0c19573ae2bcc2e00bf0"
 dependencies = [
  "amplify_num",
  "bitflags",
@@ -445,9 +445,9 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.95"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbaf6116ab8924f39d52792136fb74fd60a80194cf1b1c6ffa6453eef1c3f942"
+checksum = "0748dd251e24453cb8717f0354206b91557e4ec8703673a4b30208f2abaf1ebf"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index cad737b..a019e53 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,8 +22,8 @@ strict_encoding = { version = "1.8.7", default-features = false, features = ["fl
 bitcoin_hashes = { version = "0.10.0", default-features = false } # this is most well-maintained generic hash implementation library
 bech32 = { version = "0.9.0", default-features = false }
 secp256k1 = { version = "0.22.1", optional = true, features = ["global-context"] }
-curve25519-dalek = { version = "3.1", optional = true }
-half = "1.7.1"
+curve25519-dalek = { version = "3.2", optional = true }
+half = "1.8.2"
 serde_crate = { package = "serde", version = "1", optional = true }
 serde_with = { version = "1.14", optional = true }