diff --git a/Cargo.lock b/Cargo.lock
index 6dacf53..b468942 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -772,7 +772,6 @@ name = "rc-zip"
 version = "5.1.2"
 dependencies = [
  "bzip2",
- "cfg-if",
  "chardetng",
  "chrono",
  "crc32fast",
@@ -797,7 +796,6 @@ name = "rc-zip-sync"
 version = "4.2.1"
 dependencies = [
  "cfg-if",
- "chrono",
  "clap",
  "humansize",
  "indicatif",
@@ -819,7 +817,6 @@ dependencies = [
  "rc-zip",
  "tokio",
  "tracing",
- "tracing-subscriber",
 ]
 
 [[package]]
diff --git a/Justfile b/Justfile
index 146305c..fccb9c0 100644
--- a/Justfile
+++ b/Justfile
@@ -13,10 +13,6 @@ doc:
 test *args:
 	cargo nextest run {{args}} --all-features
 
-# Report unused dependencies:
-udeps:
-	RUSTC_BOOTSTRAP=1 cargo udeps --all-targets
-
 # Run all tests with nextest and cargo-llvm-cov
 ci-test:
     #!/bin/bash -eux
diff --git a/rc-zip-sync/Cargo.toml b/rc-zip-sync/Cargo.toml
index bf33131..79a07f2 100644
--- a/rc-zip-sync/Cargo.toml
+++ b/rc-zip-sync/Cargo.toml
@@ -35,7 +35,6 @@ bzip2 = ["rc-zip/bzip2"]
 zstd = ["rc-zip/zstd"]
 
 [dev-dependencies]
-chrono = "0.4.33"
 clap = { version = "4.4.18", features = ["derive"] }
 humansize = "2.1.3"
 indicatif = "0.17.7"
diff --git a/rc-zip-tokio/Cargo.toml b/rc-zip-tokio/Cargo.toml
index e3d922e..f38b9ed 100644
--- a/rc-zip-tokio/Cargo.toml
+++ b/rc-zip-tokio/Cargo.toml
@@ -34,6 +34,5 @@ bzip2 = ["rc-zip/bzip2"]
 zstd = ["rc-zip/zstd"]
 
 [dev-dependencies]
-tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 rc-zip = { version = "5.1.2", path = "../rc-zip", features = ["corpus"] }
 tokio = { version = "1.35.1", features = ["rt", "macros"] }
diff --git a/rc-zip/Cargo.toml b/rc-zip/Cargo.toml
index 4f206b2..11b3b83 100644
--- a/rc-zip/Cargo.toml
+++ b/rc-zip/Cargo.toml
@@ -25,7 +25,6 @@ oem_cp = "2.0.0"
 thiserror = "1.0.56"
 chardetng = "0.1.17"
 num_enum = "0.7.2"
-cfg-if = "1.0.0"
 crc32fast = "1.3.2"
 miniz_oxide = { version = "0.7.1", optional = true }
 deflate64 = { version = "0.1.7", optional = true }
@@ -34,7 +33,9 @@ lzma-rs = { version = "0.3.0", optional = true, features = ["stream"] }
 zstd = { version = "0.13.0", optional = true }
 ownable = "0.6.2"
 temp-dir = { version = "0.1.12", optional = true }
-tracing-subscriber = { version = "0.3.18", optional = true, features = ["env-filter"] }
+tracing-subscriber = { version = "0.3.18", optional = true, features = [
+    "env-filter",
+] }
 
 [features]
 corpus = ["dep:temp-dir", "dep:bzip2", "dep:tracing-subscriber"]