diff --git a/Cargo.lock b/Cargo.lock
index 19ecf6514..0ba5cc718 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -467,7 +467,7 @@ checksum = "b9ccdd8f2a161be9bd5c023df56f1b2a0bd1d83872ae53b71a84a12c9bf6e842"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -865,7 +865,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd4056f63fce3b82d852c3da92b08ea59959890813a7f4ce9c0ff85b10cf301b"
 dependencies = [
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -924,7 +924,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -941,7 +941,7 @@ checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -1474,7 +1474,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -1549,7 +1549,7 @@ checksum = "e77ac7b51b8e6313251737fcef4b1c01a2ea102bde68415b62c0ee9268fec357"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -1626,9 +1626,9 @@ checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "hex-literal"
-version = "0.3.4"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ebdb29d2ea9ed0083cd8cece49bbd968021bd99b0849edb4a9a7ee0fdf6a4e0"
+checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
 
 [[package]]
 name = "hkdf"
@@ -1945,9 +1945,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.140"
+version = "0.2.141"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
+checksum = "3304a64d199bb964be99741b7a14d26972741915b3649639149b2479bb46f4b5"
 
 [[package]]
 name = "libm"
@@ -2276,23 +2276,23 @@ dependencies = [
 
 [[package]]
 name = "num_enum"
-version = "0.5.11"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f646caf906c20226733ed5b1374287eb97e3c2a5c227ce668c1f2ce20ae57c9"
+checksum = "a0fa9d8a04aa0af7b5845b514a828f829ae3f0ec3f60d9842e1dfaeb49a0e68b"
 dependencies = [
  "num_enum_derive",
 ]
 
 [[package]]
 name = "num_enum_derive"
-version = "0.5.11"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcbff9bc912032c62bf65ef1d5aea88983b420f4f839db1e9b0c281a25c9c799"
+checksum = "3e51dcc6bafb7f3ac88b65d2ad21f4b53d878e496712060e23011862ebd2d2d1"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -2601,9 +2601,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.54"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e472a104799c74b514a57226160104aa483546de37e839ec50e3c2e41dd87534"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
  "unicode-ident",
 ]
@@ -3028,22 +3028,22 @@ checksum = "bebd363326d05ec3e2f532ab7660680f3b02130d780c299bca73469d521bc0ed"
 
 [[package]]
 name = "serde"
-version = "1.0.159"
+version = "1.0.160"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c04e8343c3daeec41f58990b9d77068df31209f2af111e059e9fe9646693065"
+checksum = "bb2f3770c8bce3bcda7e149193a069a0f4365bda1fa5cd88e03bca26afc1216c"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.159"
+version = "1.0.160"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c614d17805b093df4b147b51339e7e44bf05ef59fba1e45d83500bcfb4d8585"
+checksum = "291a097c63d8497e00160b166a967a4a79c64f3facdd01cbd7502231688d77df"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -3415,9 +3415,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.12"
+version = "2.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79d9531f94112cfc3e4c8f5f02cb2b58f72c97b7efd85f70203cc6d8efda5927"
+checksum = "fcf316d5356ed6847742d036f8a39c3b8435cac10bd528a4bd461928a6ab34d5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3480,7 +3480,7 @@ checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -3633,7 +3633,7 @@ checksum = "61a573bdc87985e9d6ddeed1b3d864e8a302c847e40d647746df2f1de209d1ce"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -4653,7 +4653,7 @@ checksum = "bb01b60fcc3f5e17babb1a9956263f3ccd2cadc3e52908400231441683283c1d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -5131,7 +5131,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.12",
+ "syn 2.0.14",
 ]
 
 [[package]]
diff --git a/crates/tor-bytes/Cargo.toml b/crates/tor-bytes/Cargo.toml
index fd4657a11..92a43b601 100644
--- a/crates/tor-bytes/Cargo.toml
+++ b/crates/tor-bytes/Cargo.toml
@@ -24,7 +24,7 @@ tor-llcrypto = { path = "../tor-llcrypto", version = "0.4.3" }
 zeroize = "1"
 
 [dev-dependencies]
-hex-literal = "0.3"
+hex-literal = "0.4"
 
 [target.wasm32-unknown-unknown.dependencies]
 getrandom = { version = "0.2.3", features = ["js"] }
diff --git a/crates/tor-cell/Cargo.toml b/crates/tor-cell/Cargo.toml
index b59ab5997..b85e415e5 100644
--- a/crates/tor-cell/Cargo.toml
+++ b/crates/tor-cell/Cargo.toml
@@ -45,7 +45,7 @@ tor-units = { path = "../tor-units", version = "0.5.0" }
 
 [dev-dependencies]
 hex = "0.4"
-hex-literal = "0.3"
+hex-literal = "0.4"
 [package.metadata.docs.rs]
 all-features = true
 rustdoc-args = ["--cfg", "docsrs"]
diff --git a/crates/tor-cert/Cargo.toml b/crates/tor-cert/Cargo.toml
index bf96670d7..06b965bd9 100644
--- a/crates/tor-cert/Cargo.toml
+++ b/crates/tor-cert/Cargo.toml
@@ -28,7 +28,7 @@ tor-llcrypto = { path = "../tor-llcrypto", version = "0.4.3" }
 
 [dev-dependencies]
 base64ct = "1.5.1"
-hex-literal = "0.3"
+hex-literal = "0.4"
 humantime = "2"
 rand = "0.8"
 [package.metadata.docs.rs]
diff --git a/crates/tor-chanmgr/Cargo.toml b/crates/tor-chanmgr/Cargo.toml
index 0bb67b59d..9175d43c6 100644
--- a/crates/tor-chanmgr/Cargo.toml
+++ b/crates/tor-chanmgr/Cargo.toml
@@ -50,7 +50,7 @@ void = "1"
 [dev-dependencies]
 float_eq = "1.0.0"
 futures-await-test = "0.3.0"
-hex-literal = "0.3"
+hex-literal = "0.4"
 itertools = "0.10.1"
 tor-cell = { path = "../tor-cell", version = "0.9.1", features = ["testing"] }
 tor-netdir = { path = "../tor-netdir", version = "0.8.0", features = ["testing"] }
diff --git a/crates/tor-dirmgr/Cargo.toml b/crates/tor-dirmgr/Cargo.toml
index ae8f3fa7e..c5c3e5046 100644
--- a/crates/tor-dirmgr/Cargo.toml
+++ b/crates/tor-dirmgr/Cargo.toml
@@ -77,7 +77,7 @@ tracing = "0.1.18"
 [dev-dependencies]
 anyhow = "1.0.23"
 float_eq = "1.0.0"
-hex-literal = "0.3"
+hex-literal = "0.4"
 tempfile = "3"
 tokio = { version = "1.7", features = ["full"] }
 tor-linkspec = { path = "../tor-linkspec", version = "0.6.3" }
diff --git a/crates/tor-guardmgr/Cargo.toml b/crates/tor-guardmgr/Cargo.toml
index dd7f8a26f..37845b92b 100644
--- a/crates/tor-guardmgr/Cargo.toml
+++ b/crates/tor-guardmgr/Cargo.toml
@@ -37,7 +37,7 @@ futures = "0.3.14"
 humantime = "2"
 humantime-serde = "1.1.1"
 itertools = "0.10.1"
-num_enum = "0.5"
+num_enum = "0.6"
 pin-project = "1"
 postage = { version = "0.5.0", default-features = false, features = ["futures-traits"] }
 rand = "0.8"
diff --git a/crates/tor-hscrypto/Cargo.toml b/crates/tor-hscrypto/Cargo.toml
index 5047525d3..1f87f29da 100644
--- a/crates/tor-hscrypto/Cargo.toml
+++ b/crates/tor-hscrypto/Cargo.toml
@@ -35,6 +35,6 @@ tor-units = { path = "../tor-units", version = "0.5.0" }
 
 [dev-dependencies]
 hex = "0.4"
-hex-literal = "0.3"
+hex-literal = "0.4"
 humantime = "2"
 tor-basic-utils = { version = "0.6.0", path = "../tor-basic-utils" }
diff --git a/crates/tor-linkspec/Cargo.toml b/crates/tor-linkspec/Cargo.toml
index 64fe5eeab..6c4c0ef57 100644
--- a/crates/tor-linkspec/Cargo.toml
+++ b/crates/tor-linkspec/Cargo.toml
@@ -37,7 +37,7 @@ tor-llcrypto = { path = "../tor-llcrypto", version = "0.4.3" }
 tor-protover = { path = "../tor-protover", version = "0.4.2" }
 
 [dev-dependencies]
-hex-literal = "0.3"
+hex-literal = "0.4"
 itertools = "0.10.1"
 serde_test = "1.0.124"
 
diff --git a/crates/tor-llcrypto/Cargo.toml b/crates/tor-llcrypto/Cargo.toml
index 6252342d0..92f8eca9f 100644
--- a/crates/tor-llcrypto/Cargo.toml
+++ b/crates/tor-llcrypto/Cargo.toml
@@ -54,7 +54,7 @@ zeroize = "1"
 
 [dev-dependencies]
 cipher = "0.4.1"
-hex-literal = "0.3"
+hex-literal = "0.4"
 rand = "0.8"
 serde_test = "1.0.124"
 tor-basic-utils = { path = "../tor-basic-utils", version = "0.6.0" }
diff --git a/crates/tor-netdir/Cargo.toml b/crates/tor-netdir/Cargo.toml
index 63563889c..678cf7d3e 100644
--- a/crates/tor-netdir/Cargo.toml
+++ b/crates/tor-netdir/Cargo.toml
@@ -38,7 +38,7 @@ futures = "0.3.14"
 hex = { version = "0.4", optional = true }
 humantime = "2"
 itertools = "0.10.1"
-num_enum = "0.5"
+num_enum = "0.6"
 rand = "0.8"
 serde = { version = "1.0.103", features = ["derive"] }
 signature = "1"
@@ -62,7 +62,7 @@ typed-index-collections = "3.1"
 [dev-dependencies]
 float_eq = "1.0.0"
 hex = "0.4"
-hex-literal = "0.3"
+hex-literal = "0.4"
 rand_chacha = "0.3"
 tor-netdoc = { path = "../tor-netdoc", version = "0.6.3", features = ["build_docs"] }
 [package.metadata.docs.rs]
diff --git a/crates/tor-netdoc/Cargo.toml b/crates/tor-netdoc/Cargo.toml
index fa4830adb..c308dbc6f 100644
--- a/crates/tor-netdoc/Cargo.toml
+++ b/crates/tor-netdoc/Cargo.toml
@@ -72,7 +72,7 @@ derive_more = "0.99.3"
 digest = "0.10.0"
 educe = "0.4.6"
 hex = "0.4"
-hex-literal = { version = "0.3", optional = true }
+hex-literal = { version = "0.4", optional = true }
 humantime = "2"
 itertools = "0.10.1"
 once_cell = "1"
@@ -100,7 +100,7 @@ weak-table = "0.3.0"
 zeroize = "1"
 
 [dev-dependencies]
-hex-literal = "0.3"
+hex-literal = "0.4"
 itertools = "0.10.1"
 serde_json = "1.0.50"
 tor-basic-utils = { version = "0.6.0", path = "../tor-basic-utils" }
diff --git a/crates/tor-proto/Cargo.toml b/crates/tor-proto/Cargo.toml
index 1e90b2fc4..9d4a89ec0 100644
--- a/crates/tor-proto/Cargo.toml
+++ b/crates/tor-proto/Cargo.toml
@@ -70,7 +70,7 @@ zeroize = "1"
 
 [dev-dependencies]
 hex = "0.4"
-hex-literal = "0.3"
+hex-literal = "0.4"
 humantime = "2"
 itertools = "0.10.1"
 regex = { version = "1", default-features = false, features = ["std"] }
diff --git a/crates/tor-socksproto/Cargo.toml b/crates/tor-socksproto/Cargo.toml
index 78b3ffde9..cee20935c 100644
--- a/crates/tor-socksproto/Cargo.toml
+++ b/crates/tor-socksproto/Cargo.toml
@@ -25,7 +25,7 @@ tor-bytes = { path = "../tor-bytes", version = "0.6.3" }
 tor-error = { path = "../tor-error", version = "0.4.1" }
 
 [dev-dependencies]
-hex-literal = "0.3"
+hex-literal = "0.4"
 [package.metadata.docs.rs]
 all-features = true
 rustdoc-args = ["--cfg", "docsrs"]