diff --git a/Cargo.lock b/Cargo.lock
index f752c81..0222c44 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -41,7 +41,7 @@ dependencies = [
  "chrono",
  "hex",
  "http",
- "ring",
+ "ring 0.16.20",
  "sha256",
  "url",
 ]
@@ -56,38 +56,38 @@ dependencies = [
  "cc",
  "cfg-if",
  "libc",
- "miniz_oxide 0.7.2",
+ "miniz_oxide",
  "object",
  "rustc-demangle",
 ]
 
 [[package]]
 name = "base64"
-version = "0.13.1"
+version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
 [[package]]
 name = "bindgen"
-version = "0.65.1"
+version = "0.69.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfdf7b466f9a4903edc73f95d6d2bcd5baf8ae620638762244d3f60143643cc5"
+checksum = "a00dc851838a2120612785d195287475a3ac45514741da670b735818822129a0"
 dependencies = [
- "bitflags",
+ "bitflags 2.4.2",
  "cexpr",
  "clang-sys",
+ "itertools",
  "lazy_static",
  "lazycell",
  "log",
- "peeking_take_while",
  "prettyplease",
  "proc-macro2",
  "quote",
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.16",
- "which",
+ "syn 2.0.52",
+ "which 4.4.0",
 ]
 
 [[package]]
@@ -96,6 +96,12 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitflags"
+version = "2.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed570934406eb16438a4e976b1b4500774099c13b8cb96eec99f620f05090ddf"
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -119,9 +125,9 @@ checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
 
 [[package]]
 name = "cc"
-version = "1.0.79"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+checksum = "a0ba8f7aaa012f30d5b2861462f6708eccd49c3c39863fe083a308035f63d723"
 
 [[package]]
 name = "cexpr"
@@ -222,7 +228,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.16",
+ "syn 2.0.52",
 ]
 
 [[package]]
@@ -239,7 +245,7 @@ checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.16",
+ "syn 2.0.52",
 ]
 
 [[package]]
@@ -253,9 +259,9 @@ dependencies = [
 
 [[package]]
 name = "duct"
-version = "0.13.6"
+version = "0.13.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37ae3fc31835f74c2a7ceda3aeede378b0ae2e74c8f1c36559fcc9ae2a4e7d3e"
+checksum = "e4ab5718d1224b63252cd0c6f74f6480f9ffeb117438a2e0f5cf6d9a4798929c"
 dependencies = [
  "libc",
  "once_cell",
@@ -265,9 +271,19 @@ dependencies = [
 
 [[package]]
 name = "either"
-version = "1.8.1"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11157ac094ffbdde99aa67b23417ebdd801842852b500e395a45a9c0aac03e4a"
+
+[[package]]
+name = "errno"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+checksum = "a258e46cdc063eb8519c00b9fc845fc47bcfca4130e2f08e88665ceda8474245"
+dependencies = [
+ "libc",
+ "windows-sys 0.52.0",
+]
 
 [[package]]
 name = "examples"
@@ -295,12 +311,12 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.25"
+version = "1.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8a2db397cb1c8772f31494cb8917e48cd1e64f0fa7efac59fbd741a0a8ce841"
+checksum = "46303f565772937ffe1d394a4fac6f411c6013172fadde9dcdb1e147a086940e"
 dependencies = [
  "crc32fast",
- "miniz_oxide 0.6.2",
+ "miniz_oxide",
 ]
 
 [[package]]
@@ -328,6 +344,17 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.2.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "190092ea657667030ac6a35e305e62fc4dd69fd98ac98631e5d3a2b1575a12b5"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+]
+
 [[package]]
 name = "gimli"
 version = "0.28.1"
@@ -352,11 +379,20 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "home"
+version = "0.5.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3d1354bf6b7235cb4a0576c2619fd4ed18183f689b12b006a0ee7329eeff9a5"
+dependencies = [
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "http"
-version = "0.2.9"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd6effc99afb63425aff9b05836f029929e345a6148a14b7ecd5ab67af944482"
+checksum = "601cbb57e577e2f5ef5be8e7b83f0f63994f25aa94d673e54a92d5c516d101f1"
 dependencies = [
  "bytes",
  "fnv",
@@ -397,6 +433,15 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.6"
@@ -449,6 +494,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "01cda141df6706de531b6c46c3a33ecca755538219bd484262fa09410c13539c"
+
 [[package]]
 name = "lock_api"
 version = "0.4.11"
@@ -480,15 +531,6 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 
-[[package]]
-name = "miniz_oxide"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
-dependencies = [
- "adler",
-]
-
 [[package]]
 name = "miniz_oxide"
 version = "0.7.2"
@@ -518,7 +560,7 @@ dependencies = [
  "flate2",
  "tar",
  "ureq",
- "which",
+ "which 6.0.0",
 ]
 
 [[package]]
@@ -621,12 +663,6 @@ dependencies = [
  "windows-targets 0.48.0",
 ]
 
-[[package]]
-name = "peeking_take_while"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
-
 [[package]]
 name = "percent-encoding"
 version = "2.2.0"
@@ -641,12 +677,12 @@ checksum = "8afb450f006bf6385ca15ef45d71d2288452bc3683ce2e2cacc0d18e4be60b58"
 
 [[package]]
 name = "prettyplease"
-version = "0.2.5"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "617feabb81566b593beb4886fb8c1f38064169dae4dccad0e3220160c3b37203"
+checksum = "a41cf62165e97c7f814d2221421dbb9afcbcdb0a88068e5ea206e19951c2cbb5"
 dependencies = [
  "proc-macro2",
- "syn 2.0.16",
+ "syn 2.0.52",
 ]
 
 [[package]]
@@ -660,9 +696,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.26"
+version = "1.0.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
 dependencies = [
  "proc-macro2",
 ]
@@ -673,7 +709,7 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]
 
 [[package]]
@@ -682,7 +718,7 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4722d768eff46b75989dd134e5c353f0d6296e5aaa3132e776cbdb56be7731aa"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]
 
 [[package]]
@@ -709,12 +745,27 @@ dependencies = [
  "cc",
  "libc",
  "once_cell",
- "spin",
- "untrusted",
+ "spin 0.5.2",
+ "untrusted 0.7.1",
  "web-sys",
  "winapi",
 ]
 
+[[package]]
+name = "ring"
+version = "0.17.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c17fa4cb658e3583423e915b9f3acc01cceaee1860e33d59ebae66adc3a2dc0d"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "getrandom",
+ "libc",
+ "spin 0.9.8",
+ "untrusted 0.9.0",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.23"
@@ -727,16 +778,48 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
+[[package]]
+name = "rustix"
+version = "0.38.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ea3e1a662af26cd7a3ba09c0297a31af215563ecf42817c98df621387f4e949"
+dependencies = [
+ "bitflags 2.4.2",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "rustls"
-version = "0.20.8"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
+checksum = "e87c9956bd9807afa1f77e0f7594af32566e830e088a5576d27c5b6f30f49d41"
 dependencies = [
  "log",
- "ring",
- "sct",
- "webpki",
+ "ring 0.17.8",
+ "rustls-pki-types",
+ "rustls-webpki",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "rustls-pki-types"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ede67b28608b4c60685c7d54122d4400d90f62b40caee7700e700380a390fa8"
+
+[[package]]
+name = "rustls-webpki"
+version = "0.102.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "faaa0a62740bedb9b2ef5afa303da42764c012f743917351dc9a237ea1663610"
+dependencies = [
+ "ring 0.17.8",
+ "rustls-pki-types",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
@@ -751,16 +834,6 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
 
-[[package]]
-name = "sct"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"
-dependencies = [
- "ring",
- "untrusted",
-]
-
 [[package]]
 name = "sha2"
 version = "0.9.9"
@@ -796,9 +869,9 @@ dependencies = [
 
 [[package]]
 name = "shlex"
-version = "1.1.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signal-hook-registry"
@@ -831,6 +904,18 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+
+[[package]]
+name = "subtle"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
+
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -844,9 +929,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.16"
+version = "2.0.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6f671d4b5ffdb8eadec19c0ae67fe2639df8684bd7bc4b83d986b8db549cf01"
+checksum = "b699d15b36d1f02c3e7c69f8ffef53de37aefae075d8488d4ba1a7788d574a07"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -855,9 +940,9 @@ dependencies = [
 
 [[package]]
 name = "tar"
-version = "0.4.38"
+version = "0.4.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b55807c0344e1e6c04d7c965f5289c39a8d94ae23ed5c0b57aabac549f871c6"
+checksum = "b16afcea1f22891c49a00c751c7b63b2233284064f11a200fc624137c51e2ddb"
 dependencies = [
  "filetime",
  "libc",
@@ -926,7 +1011,7 @@ checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.16",
+ "syn 2.0.52",
 ]
 
 [[package]]
@@ -968,19 +1053,26 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "ureq"
-version = "2.6.2"
+version = "2.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "338b31dd1314f68f3aabf3ed57ab922df95ffcd902476ca7ba3c4ce7b908c46d"
+checksum = "11f214ce18d8b2cbe84ed3aa6486ed3f5b285cf8d8fbdbce9f3f767a724adc35"
 dependencies = [
  "base64",
  "flate2",
  "log",
  "once_cell",
  "rustls",
+ "rustls-pki-types",
+ "rustls-webpki",
  "url",
- "webpki",
  "webpki-roots",
 ]
 
@@ -1078,33 +1170,36 @@ dependencies = [
 ]
 
 [[package]]
-name = "webpki"
-version = "0.22.0"
+name = "webpki-roots"
+version = "0.26.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"
+checksum = "b3de34ae270483955a94f4b21bdaaeb83d508bb84a01435f393818edb0012009"
 dependencies = [
- "ring",
- "untrusted",
+ "rustls-pki-types",
 ]
 
 [[package]]
-name = "webpki-roots"
-version = "0.22.6"
+name = "which"
+version = "4.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6c71e40d7d2c34a5106301fb632274ca37242cd0c9d3e64dbece371a40a2d87"
+checksum = "2441c784c52b289a054b7201fc93253e288f094e2f4be9058343127c4226a269"
 dependencies = [
- "webpki",
+ "either",
+ "libc",
+ "once_cell",
 ]
 
 [[package]]
 name = "which"
-version = "4.4.0"
+version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2441c784c52b289a054b7201fc93253e288f094e2f4be9058343127c4226a269"
+checksum = "7fa5e0c10bf77f44aac573e498d1a82d5fbd5e91f6fc0a99e7be4b38e85e101c"
 dependencies = [
  "either",
- "libc",
+ "home",
  "once_cell",
+ "rustix",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1347,9 +1442,17 @@ checksum = "32b752e52a2da0ddfbdbcc6fceadfeede4c939ed16d13e648833a61dfb611ed8"
 
 [[package]]
 name = "xattr"
-version = "0.2.3"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d1526bbe5aaeb5eb06885f4d987bcdfa5e23187055de9b83fe00156a821fabc"
+checksum = "8da84f1a25939b27f6820d92aed108f83ff920fdf11a7b19366c27c4cda81d4f"
 dependencies = [
  "libc",
+ "linux-raw-sys",
+ "rustix",
 ]
+
+[[package]]
+name = "zeroize"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "525b4ec142c6b68a2d10f01f7bbf6755599ca3f81ea53b8431b7dd348f5fdb2d"
diff --git a/examples/Cargo.toml b/examples/Cargo.toml
index dcb870e..f38ee58 100644
--- a/examples/Cargo.toml
+++ b/examples/Cargo.toml
@@ -9,7 +9,7 @@ license = "Apache-2.0"
 ngx = { path = "../" }
 aws-sign-v4 = "0.2.0"
 chrono = "0.4.23"
-http = "0.2.9"
+http = "0.2.12"
 libc = "0.2.140"
 
 [[example]]
diff --git a/nginx-sys/Cargo.toml b/nginx-sys/Cargo.toml
index bf392b3..a55dc36 100644
--- a/nginx-sys/Cargo.toml
+++ b/nginx-sys/Cargo.toml
@@ -15,9 +15,9 @@ crate-type = ["staticlib", "rlib"]
 [dependencies]
 
 [build-dependencies]
-bindgen = "0.65.0"
-which = "4.4.0"
-duct = "0.13.6"
-ureq = { version = "2.6.2", features = ["tls"] }
-flate2 = "1.0.25"
-tar = "0.4.38"
+bindgen = "0.69.4"
+which = "6.0.0"
+duct = "0.13.7"
+ureq = { version = "2.9.6", features = ["tls"] }
+flate2 = "1.0.28"
+tar = "0.4.40"