diff --git a/Cargo.lock b/Cargo.lock
index 8e95d40..038a347 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -814,7 +814,7 @@ dependencies = [
  "reqwest",
  "rpassword",
  "serde_json",
- "serdect",
+ "serdect 0.3.0",
  "snow",
  "thiserror 2.0.9",
  "tokio",
@@ -1347,7 +1347,7 @@ dependencies = [
  "rpassword",
  "serde",
  "serde_json",
- "serdect",
+ "serdect 0.3.0",
  "snow",
  "stable-eyre",
  "tempfile",
@@ -1373,7 +1373,7 @@ dependencies = [
  "postcard",
  "rand_core",
  "serde",
- "serdect",
+ "serdect 0.2.0",
  "thiserror 1.0.69",
  "thiserror-nostd-notrait",
  "visibility",
@@ -1435,7 +1435,7 @@ dependencies = [
  "rustls",
  "serde",
  "serde_json",
- "serdect",
+ "serdect 0.3.0",
  "snow",
  "tempfile",
  "thiserror 2.0.9",
@@ -2609,7 +2609,7 @@ dependencies = [
  "reqwest",
  "rpassword",
  "serde_json",
- "serdect",
+ "serdect 0.3.0",
  "snow",
  "tokio",
  "xeddsa",
@@ -2858,7 +2858,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0f3e5beed80eb580c68e2c600937ac2c4eedabdfd5ef1e5b7ea4f3fba84497b"
 dependencies = [
  "heck 0.5.0",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "log",
  "multimap",
  "once_cell",
@@ -2878,7 +2878,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "157c5a9d7ea5c2ed2d9fb8f495b64759f7816c7eaea54ba3978f0d63000162e3"
 dependencies = [
  "anyhow",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "proc-macro2",
  "quote",
  "syn 2.0.87",
@@ -3582,6 +3582,16 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serdect"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f42f67da2385b51a5f9652db9c93d78aeaf7610bf5ec366080b6de810604af53"
+dependencies = [
+ "base16ct",
+ "serde",
+]
+
 [[package]]
 name = "sha1"
 version = "0.10.6"
diff --git a/coordinator/Cargo.toml b/coordinator/Cargo.toml
index 08811ad..3ee9ccb 100644
--- a/coordinator/Cargo.toml
+++ b/coordinator/Cargo.toml
@@ -16,7 +16,7 @@ hex = { version = "0.4", features = ["serde"] }
 thiserror = "2.0"
 rand = "0.8"
 serde_json = "1.0"
-serdect = { version = "0.2.0" }
+serdect = { version = "0.3.0" }
 itertools = "0.14.0"
 exitcode = "1.1.2"
 clap = { version = "4.5.23", features = ["derive"] }
diff --git a/frost-client/Cargo.toml b/frost-client/Cargo.toml
index d64c543..18b627c 100644
--- a/frost-client/Cargo.toml
+++ b/frost-client/Cargo.toml
@@ -20,7 +20,7 @@ directories = "5.0.1"
 dirs = "5.0.1"
 hex = "0.4.3"
 tokio = { version = "1.42", features = ["full"] }
-serdect = "0.2.0"
+serdect = "0.3.0"
 bech32 = "0.11.0"
 postcard = "1.1.1"
 tempfile = "3.14.0"
diff --git a/frostd/Cargo.toml b/frostd/Cargo.toml
index b65a583..8b11d39 100644
--- a/frostd/Cargo.toml
+++ b/frostd/Cargo.toml
@@ -20,7 +20,7 @@ hex = "0.4"
 rand = "0.8"
 rcgen = "0.13.2"
 serde = { version = "1.0", features = ["derive"] }
-serdect = { version = "0.2.0" }
+serdect = { version = "0.3.0" }
 serde_json = "1.0.134"
 snow = "0.9.6"
 tokio = { version = "1.42", features = ["full"] }
diff --git a/participant/Cargo.toml b/participant/Cargo.toml
index 0593628..95edc1d 100644
--- a/participant/Cargo.toml
+++ b/participant/Cargo.toml
@@ -17,7 +17,7 @@ rand = "0.8"
 eyre = "0.6.12"
 exitcode = "1.1.2"
 serde_json = "1.0"
-serdect = { version = "0.2.0" }
+serdect = { version = "0.3.0" }
 clap = { version = "4.5.23", features = ["derive"] }
 tokio = { version = "1", features = ["full"] }
 message-io = "0.18"