diff --git a/Cargo.lock b/Cargo.lock
index d13cd2c..461d835 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -60,18 +60,18 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.4.18"
+version = "4.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e578d6ec4194633722ccf9544794b71b1385c3c027efe0c55db226fc880865c"
+checksum = "90bc066a67923782aa8515dbaea16946c5bcc5addbd668bb80af688e53e548a0"
 dependencies = [
  "clap_builder",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.4.18"
+version = "4.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4df4df40ec50c46000231c914968278b1eb05098cf8f1b3a518a95030e71d1c7"
+checksum = "ae129e2e766ae0ec03484e609954119f123cc1fe650337e155d03b022f24f7b4"
 dependencies = [
  "anstream",
  "anstyle",
@@ -81,9 +81,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"
+checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce"
 
 [[package]]
 name = "colorchoice"
@@ -93,9 +93,9 @@ checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
 
 [[package]]
 name = "strsim"
-version = "0.10.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+checksum = "5ee073c9e4cd00e28217186dbe12796d692868f432bf2e97ee73bed0c56dfa01"
 
 [[package]]
 name = "unindent"
diff --git a/Cargo.toml b/Cargo.toml
index 83b1ead..8e5bc2d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,4 +14,4 @@ license = "GPL-3.0"
 unindent = "^0.2.3"
 
 [dependencies]
-clap = { version = "^4.4.18", features = [ "cargo" ] }
+clap = { version = "^4.5.4", features = [ "cargo" ] }
diff --git a/src/main.rs b/src/main.rs
index 4a90f49..9d2b173 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -36,9 +36,6 @@ use std::process::{Command as ProcessCommand, Stdio};
 #[cfg(test)]
 use std::io;
 
-#[cfg(test)]
-use std::vec::Vec;
-
 #[cfg(test)]
 use unindent::unindent;
 
@@ -77,18 +74,18 @@ fn main() {
         .get_one::<String>("directory") // FLAKY TESTED
         .map_or(".", |argument| argument);
 
-    let status = matches
+    let status = matches // FLAKY TESTED
         .subcommand_matches("todox")
         .unwrap()
         .get_one::<String>("output") // FLAKY TESTED
         .map_or_else(|| run(&mut io::stderr(), directory), |output| { // FLAKY TESTED
             let mut file = // FLAKY TESTED
                 File::create(output).unwrap_or_else(|_| panic!("{output}: failed to open")); // FLAKY TESTED
-            run(&mut file, directory)
+            run(&mut file, directory) // FLAKY TESTED
         });
 
     std::process::exit(status);
-}
+} // FLAKY TESTED
 
 #[doc(hidden)]
 fn run(output: &mut dyn Write, directory: &str) -> i32 {