diff --git a/Cargo.lock b/Cargo.lock
index 0a644f747615..17262f974698 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -55,16 +55,15 @@ dependencies = [
 
 [[package]]
 name = "anstream"
-version = "0.3.2"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ca84f3628370c59db74ee214b3263d58f9aadd9b4fe7e711fd87dc452b7f163"
+checksum = "2ab91ebe16eb252986481c5b62f6098f3b698a45e34b5b98200cf20dd2484a44"
 dependencies = [
  "anstyle",
  "anstyle-parse",
  "anstyle-query",
  "anstyle-wincon",
  "colorchoice",
- "is-terminal",
  "utf8parse",
 ]
 
@@ -94,9 +93,9 @@ dependencies = [
 
 [[package]]
 name = "anstyle-wincon"
-version = "1.0.1"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "180abfa45703aebe0093f79badacc01b8fd4ea2e35118747e5811127f926e188"
+checksum = "f0699d10d2f4d628a98ee7b57b289abbc98ff3bad977cb3152709d4bf2330628"
 dependencies = [
  "anstyle",
  "windows-sys 0.48.0",
@@ -126,7 +125,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4d45f362125ed144544e57b0ec6de8fd6a296d41a6252fc4a20c0cf12e9ed3a"
 dependencies = [
- "rustix 0.38.21",
+ "rustix",
  "tempfile",
  "windows-sys 0.48.0",
 ]
@@ -296,7 +295,7 @@ dependencies = [
  "bytesize",
  "cargo-platform",
  "cargo-util",
- "clap 4.3.19",
+ "clap 4.4.7",
  "crates-io",
  "curl",
  "curl-sys",
@@ -359,7 +358,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "cargo",
- "clap 3.2.25",
+ "clap 4.4.7",
  "color-eyre",
  "diffus",
  "either",
@@ -378,7 +377,7 @@ name = "cargo-guppy"
 version = "0.1.0"
 dependencies = [
  "camino",
- "clap 3.2.25",
+ "clap 4.4.7",
  "color-eyre",
  "dialoguer",
  "guppy",
@@ -397,7 +396,7 @@ version = "0.9.28"
 dependencies = [
  "camino",
  "cfg-if",
- "clap 4.3.19",
+ "clap 4.4.7",
  "color-eyre",
  "dialoguer",
  "duct",
@@ -525,70 +524,39 @@ dependencies = [
  "atty",
  "bitflags 1.3.2",
  "strsim 0.8.0",
- "textwrap 0.11.0",
+ "textwrap",
  "unicode-width",
  "vec_map",
 ]
 
 [[package]]
 name = "clap"
-version = "3.2.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
-dependencies = [
- "atty",
- "bitflags 1.3.2",
- "clap_derive 3.2.25",
- "clap_lex 0.2.4",
- "indexmap 1.9.3",
- "once_cell",
- "strsim 0.10.0",
- "termcolor",
- "textwrap 0.16.0",
-]
-
-[[package]]
-name = "clap"
-version = "4.3.19"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fd304a20bff958a57f04c4e96a2e7594cc4490a0e809cbd48bb6437edaa452d"
+checksum = "ac495e00dcec98c83465d5ad66c5c4fabd652fd6686e7c6269b117e729a6f17b"
 dependencies = [
  "clap_builder",
- "clap_derive 4.3.12",
- "once_cell",
+ "clap_derive",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.3.19"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01c6a3f08f1fe5662a35cfe393aec09c4df95f60ee93b7556505260f75eee9e1"
+checksum = "c77ed9a32a62e6ca27175d00d29d05ca32e396ea1eb5fb01d8256b669cec7663"
 dependencies = [
  "anstream",
  "anstyle",
- "clap_lex 0.5.0",
+ "clap_lex",
  "strsim 0.10.0",
  "terminal_size",
 ]
 
 [[package]]
 name = "clap_derive"
-version = "3.2.25"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae6371b8bdc8b7d3959e9cf7b22d4435ef3e79e138688421ec654acf8c81b008"
-dependencies = [
- "heck 0.4.1",
- "proc-macro-error",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "clap_derive"
-version = "4.3.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54a9bb5758fc5dfe728d1019941681eccaf0cf8a4189b692a0ee2f2ecf90a050"
+checksum = "cf9804afaaf59a91e75b022a30fb7229a7901f60c755489cc61c9b423b836442"
 dependencies = [
  "heck 0.4.1",
  "proc-macro2",
@@ -598,18 +566,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
-dependencies = [
- "os_str_bytes",
-]
-
-[[package]]
-name = "clap_lex"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2da6da31387c7e4ef160ffab6d5e7f00c42626fe39aea70a7b0f1773f7dd6c1b"
+checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"
 
 [[package]]
 name = "clru"
@@ -712,7 +671,7 @@ dependencies = [
  "anes",
  "cast",
  "ciborium",
- "clap 4.3.19",
+ "clap 4.4.7",
  "criterion-plot",
  "is-terminal",
  "itertools 0.10.5",
@@ -1111,7 +1070,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "camino",
- "clap 2.34.0",
+ "clap 4.4.7",
  "fixtures",
  "guppy",
  "guppy-cmdlib",
@@ -1671,7 +1630,7 @@ dependencies = [
  "gix-command",
  "gix-config-value",
  "parking_lot",
- "rustix 0.38.21",
+ "rustix",
  "thiserror",
 ]
 
@@ -1960,7 +1919,7 @@ dependencies = [
 name = "guppy-cmdlib"
 version = "0.1.0"
 dependencies = [
- "clap 3.2.25",
+ "clap 4.4.7",
  "color-eyre",
  "guppy",
  "guppy-workspace-hack",
@@ -1987,7 +1946,7 @@ dependencies = [
 name = "guppy-workspace-hack"
 version = "0.1.0"
 dependencies = [
- "clap 4.3.19",
+ "clap 4.4.7",
  "clap_builder",
  "indexmap 1.9.3",
  "libc",
@@ -2000,7 +1959,7 @@ dependencies = [
  "quote",
  "regex",
  "regex-automata",
- "rustix 0.38.21",
+ "rustix",
  "semver",
  "serde",
  "serde_json",
@@ -2249,17 +2208,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "io-lifetimes"
-version = "1.0.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eae7b9aee968036d54dce06cebaefd919e4472e753296daccd6d344e3e2df0c2"
-dependencies = [
- "hermit-abi 0.3.2",
- "libc",
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "is-terminal"
 version = "0.4.9"
@@ -2267,7 +2215,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
  "hermit-abi 0.3.2",
- "rustix 0.38.21",
+ "rustix",
  "windows-sys 0.48.0",
 ]
 
@@ -2402,12 +2350,6 @@ dependencies = [
  "vcpkg",
 ]
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"
-
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.10"
@@ -2656,12 +2598,6 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
-[[package]]
-name = "os_str_bytes"
-version = "6.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d5d9eb14b174ee9aa2ef96dc2b94637a2d4b6e7cb873c7e171f0c20c6cf3eac"
-
 [[package]]
 name = "overload"
 version = "0.1.1"
@@ -3111,20 +3047,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "rustix"
-version = "0.37.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d69718bf81c6127a49dc64e44a742e8bb9213c0ff8869a22c308f84c1d4ab06"
-dependencies = [
- "bitflags 1.3.2",
- "errno",
- "io-lifetimes",
- "libc",
- "linux-raw-sys 0.3.8",
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "rustix"
 version = "0.38.21"
@@ -3134,7 +3056,7 @@ dependencies = [
  "bitflags 2.4.1",
  "errno",
  "libc",
- "linux-raw-sys 0.4.10",
+ "linux-raw-sys",
  "windows-sys 0.48.0",
 ]
 
@@ -3526,7 +3448,7 @@ dependencies = [
  "cfg-if",
  "fastrand",
  "redox_syscall 0.4.1",
- "rustix 0.38.21",
+ "rustix",
  "windows-sys 0.48.0",
 ]
 
@@ -3541,11 +3463,11 @@ dependencies = [
 
 [[package]]
 name = "terminal_size"
-version = "0.2.6"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e6bf6f19e9f8ed8d4048dc22981458ebcf406d67e94cd422e5ecd73d63b3237"
+checksum = "21bebf2b7c9e0a515f6e0f8c51dc0f8e4696391e6f1ff30379559f8365fb0df7"
 dependencies = [
- "rustix 0.37.23",
+ "rustix",
  "windows-sys 0.48.0",
 ]
 
@@ -3593,12 +3515,6 @@ dependencies = [
  "unicode-width",
 ]
 
-[[package]]
-name = "textwrap"
-version = "0.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222a222a5bfe1bba4a77b45ec488a741b3cb8872e5e499451fd7d0129c9c7c3d"
-
 [[package]]
 name = "thiserror"
 version = "1.0.44"
diff --git a/cargo-guppy/Cargo.toml b/cargo-guppy/Cargo.toml
index 6733e395e656..77df6dacfc71 100644
--- a/cargo-guppy/Cargo.toml
+++ b/cargo-guppy/Cargo.toml
@@ -9,7 +9,7 @@ edition = "2018"
 camino = "1.1.6"
 # disable tracing integration since we don't use it
 color-eyre = { version = "0.6.2", default-features = false }
-clap = { version = "3.2.25", features = ["derive"] }
+clap = { version = "4.4.7", features = ["derive"] }
 dialoguer = "0.10.4"
 guppy = { version = "0.17.1", path = "../guppy", features = ["summaries"] }
 guppy-cmdlib = { path = "../guppy-cmdlib" }
diff --git a/guppy-cmdlib/Cargo.toml b/guppy-cmdlib/Cargo.toml
index 05594c543857..8bf69a1c601c 100644
--- a/guppy-cmdlib/Cargo.toml
+++ b/guppy-cmdlib/Cargo.toml
@@ -10,7 +10,7 @@ publish = false
 
 [dependencies]
 # disable tracing integration since we don't use it
-clap = { version = "3.2.25", features = ["derive"] }
+clap = { version = "4.4.7", features = ["derive"] }
 color-eyre = { version = "0.6.2", default-features = false }
 guppy = { path = "../guppy" }
 proptest = { version = "1.2.0", optional = true }
diff --git a/internal-tools/cargo-compare/Cargo.toml b/internal-tools/cargo-compare/Cargo.toml
index 354e8f99bc09..9926fd80dd77 100644
--- a/internal-tools/cargo-compare/Cargo.toml
+++ b/internal-tools/cargo-compare/Cargo.toml
@@ -8,7 +8,7 @@ publish = false
 [dependencies]
 anyhow = "1.0.75"
 cargo = "0.73.1"
-clap = { version = "3.2.25", features = ["derive"] }
+clap = { version = "4.4.7", features = ["derive"] }
 color-eyre = { version = "0.6.2", default-features = false }
 diffus = "0.10.0"
 either = "1.9.0"
diff --git a/internal-tools/fixture-manager/Cargo.toml b/internal-tools/fixture-manager/Cargo.toml
index fadfe87c8695..2dd9c34d4642 100644
--- a/internal-tools/fixture-manager/Cargo.toml
+++ b/internal-tools/fixture-manager/Cargo.toml
@@ -10,7 +10,7 @@ publish = false
 [dependencies]
 anyhow = "1.0.75"
 camino = "1.1.6"
-clap = "2.34.0"
+clap = "4.4.7"
 guppy = { path = "../../guppy", features = ["proptest1", "summaries"] }
 guppy-cmdlib = { path = "../../guppy-cmdlib", features = ["proptest1"] }
 fixtures = { path = "../../fixtures" }
diff --git a/tools/cargo-hakari/Cargo.toml b/tools/cargo-hakari/Cargo.toml
index 696245a54e4d..184b963c9d5c 100644
--- a/tools/cargo-hakari/Cargo.toml
+++ b/tools/cargo-hakari/Cargo.toml
@@ -20,7 +20,7 @@ rust-version = "1.70"
 [dependencies]
 camino = "1.1.6"
 cfg-if = "1.0.0"
-clap = { version = "4.3.19", features = ["derive"] }
+clap = { version = "4.4.7", features = ["derive"] }
 # disable tracing integration since we don't use it
 color-eyre = { version = "0.6.2", default-features = false }
 dialoguer = "0.10.4"
diff --git a/workspace-hack/Cargo.toml b/workspace-hack/Cargo.toml
index 20bd2ee77fe9..8109ee63bdd8 100644
--- a/workspace-hack/Cargo.toml
+++ b/workspace-hack/Cargo.toml
@@ -16,9 +16,8 @@ repository = "https://github.com/guppy-rs/guppy"
 
 ### BEGIN HAKARI SECTION
 [dependencies]
-clap = { version = "4.3.19", features = ["derive"] }
-clap_builder = { version = "4.3.19", default-features = false, features = ["color", "help", "std", "suggestions", "usage"] }
-indexmap = { version = "1.9.3", default-features = false, features = ["std"] }
+clap = { version = "4.4.7", features = ["derive"] }
+clap_builder = { version = "4.4.7", default-features = false, features = ["color", "help", "std", "suggestions", "usage"] }
 libc = { version = "0.2.149" }
 log = { version = "0.4.20", default-features = false, features = ["std"] }
 memchr = { version = "2.5.0" }