diff --git a/CHANGELOG.md b/CHANGELOG.md
index d41ae026..ee090b8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+## [0.22.3] - 2021-09-27
+
 - Support `no_std` + `alloc`.
   [#278](https://github.com/lambda-fairy/maud/issues/278)
 - Provide Tide support.
@@ -253,7 +255,8 @@
 - Update to latest syntax extension API
 
 
-[Unreleased]: https://github.com/lambda-fairy/maud/compare/v0.22.2...HEAD
+[Unreleased]: https://github.com/lambda-fairy/maud/compare/v0.22.3...HEAD
+[0.22.3]: https://github.com/lambda-fairy/maud/compare/v0.22.2...v0.22.3
 [0.22.2]: https://github.com/lambda-fairy/maud/compare/v0.22.1...v0.22.2
 [0.22.1]: https://github.com/lambda-fairy/maud/compare/v0.22.0...v0.22.1
 [0.22.0]: https://github.com/lambda-fairy/maud/compare/v0.21.0...v0.22.0
diff --git a/docs/Cargo.lock b/docs/Cargo.lock
index 99239580..aa9228c8 100644
--- a/docs/Cargo.lock
+++ b/docs/Cargo.lock
@@ -1,16 +1,18 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "adler"
-version = "0.2.3"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
+checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.15"
+version = "0.7.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7404febffaa47dac81aa44dba71523c9d069b1bdc50a77db41195149e17f68e5"
+checksum = "1e37cfd5e7657ada45f742d6e99ca5788580b5c529dc78faf11ece6dc702656f"
 dependencies = [
  "memchr",
 ]
@@ -49,19 +51,18 @@ checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
 [[package]]
 name = "bincode"
-version = "1.3.1"
+version = "1.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f30d3a39baa26f9651f17b375061f3233dde33424a8b72b0dbe93a68a0bc896d"
+checksum = "b1f45e9417d87227c7a56d22e471c6206462cba514c7590c09aff4cf6d1ddcad"
 dependencies = [
- "byteorder",
  "serde",
 ]
 
 [[package]]
 name = "bitflags"
-version = "1.2.1"
+version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "block-buffer"
@@ -92,15 +93,15 @@ checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 
 [[package]]
 name = "byteorder"
-version = "1.4.2"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae44d1a3d5a19df61dd0c8beb138458ac2a53a7ac09eba97d55592540004306b"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "cc"
-version = "1.0.66"
+version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c0496836a84f8d0495758516b8621a622beb77c0fed418570e50764093ced48"
+checksum = "d26a6ce4b6a484fa3edb70f7efa6fc430fd2b87285fe8b84304fd0936faa0dc0"
 
 [[package]]
 name = "cfg-if"
@@ -135,9 +136,9 @@ dependencies = [
 
 [[package]]
 name = "comrak"
-version = "0.9.0"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcfb8008d04126b176c76cbfdecf9a2ccb4bacc70af87c8da6136d63d7b7292a"
+checksum = "ff3c476e1a33eb4df1212a02db79d0f788bbd760901f34f5897644623e0e4e74"
 dependencies = [
  "clap",
  "entities",
@@ -146,6 +147,7 @@ dependencies = [
  "pest_derive",
  "regex",
  "shell-words",
+ "syntect",
  "twoway",
  "typed-arena",
  "unicode_categories",
@@ -194,9 +196,9 @@ checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
 [[package]]
 name = "flate2"
-version = "1.0.19"
+version = "1.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7411863d55df97a419aa64cb4d2f167103ea9d767e2c54a1868b7ac3f6b47129"
+checksum = "1e6988e897c1c9c485f43b47a529cef42fde0547f9d8d41a7062518f1d8fc53f"
 dependencies = [
  "cfg-if",
  "crc32fast",
@@ -212,36 +214,33 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
 [[package]]
 name = "generic-array"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
+checksum = "ffdf9f34f1447443d37393cc6c2b8313aebddcd96906caf34e54c68d8e57d7bd"
 dependencies = [
  "typenum",
 ]
 
 [[package]]
 name = "hashbrown"
-version = "0.8.2"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e91b62f79061a0bc2e046024cb7ba44b08419ed238ecbd9adbd787434b9e8c25"
-dependencies = [
- "autocfg",
-]
+checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.17"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aca5565f760fb5b220e499d72710ed156fdb74e631659e99377d9ebfbd13ae8"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "indexmap"
-version = "1.5.2"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e47a3566dd4fd4eec714ae6ceabdee0caec795be835c223d92c2d40f1e8cf1c"
+checksum = "bc633605454125dec4b66843673f01c7df2b89479b32e0ed634e43a91cff62a5"
 dependencies = [
  "autocfg",
  "hashbrown",
@@ -249,9 +248,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
+checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
 [[package]]
 name = "lazy_static"
@@ -267,9 +266,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.82"
+version = "0.2.102"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89203f3fba0a3795506acaad8ebce3c80c0af93f994d5a1d7a0b1eeb23271929"
+checksum = "a2a5ac8f984bfcf3a823267e5fde638acc3325f6496633a5da6bb6eb2171e103"
 
 [[package]]
 name = "line-wrap"
@@ -294,7 +293,7 @@ checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 
 [[package]]
 name = "maud"
-version = "0.22.2"
+version = "0.22.3"
 dependencies = [
  "maud_htmlescape",
  "maud_macros",
@@ -306,7 +305,7 @@ version = "0.17.0"
 
 [[package]]
 name = "maud_macros"
-version = "0.22.2"
+version = "0.22.3"
 dependencies = [
  "maud_htmlescape",
  "proc-macro-error",
@@ -317,15 +316,15 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.3.4"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
+checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f2d26ec3309788e423cfbf68ad1800f061638098d76a83681af979dc4eda19d"
+checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
 dependencies = [
  "adler",
  "autocfg",
@@ -352,9 +351,9 @@ dependencies = [
 
 [[package]]
 name = "onig"
-version = "6.1.1"
+version = "6.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30b46fd9edbc018f0be4e366c24c46db44fac49cd01c039ae85308088b089dd5"
+checksum = "b16fd3c0e73b516af509c13c4ba76ec0c987ce20d78b38cff356b8d01fc6a6c0"
 dependencies = [
  "bitflags",
  "lazy_static",
@@ -364,9 +363,9 @@ dependencies = [
 
 [[package]]
 name = "onig_sys"
-version = "69.6.0"
+version = "69.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed063c96cf4c0f2e5d09324409d158b38a0a85a7b90fbd68c8cad75c495d5775"
+checksum = "9fd9442a09e4fbd08d196ddf419b2c79a43c3a46c800320cc841d45c2449a240"
 dependencies = [
  "cc",
  "pkg-config",
@@ -423,15 +422,15 @@ dependencies = [
 
 [[package]]
 name = "pkg-config"
-version = "0.3.19"
+version = "0.3.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3831453b3449ceb48b6d9c7ad7c96d5ea673e9b470a1dc578c2ce6521230884c"
+checksum = "7c9b1041b4387893b91ee6746cddfc28516aff326a3519fb2adf820932c5e6cb"
 
 [[package]]
 name = "plist"
-version = "1.0.1"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dc57ccf442c7414b790e8e7b72fb4d776a66c7680129360946d9aaa6f5311e9"
+checksum = "a38d026d73eeaf2ade76309d0c65db5a35ecf649e3cec428db316243ea9d6711"
 dependencies = [
  "base64",
  "chrono",
@@ -467,39 +466,38 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "b9f5105d4fdaab20335ca9565e106a5d9b82b6219b5ba735731124ac6711d23d"
 dependencies = [
  "unicode-xid",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "991431c3519a3f36861882da93630ce66b52918dcf1b8e2fd66b397fc96f28df"
+checksum = "c3d0b9745dc2debf507c8422de05d7226cc1f0644216dfdfead988f9b1ab32a7"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "regex"
-version = "1.4.3"
+version = "1.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
+checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
 dependencies = [
  "aho-corasick",
  "memchr",
  "regex-syntax",
- "thread_local",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.22"
+version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
+checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "ryu"
@@ -524,15 +522,15 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.118"
+version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06c64263859d87aa2eb554587e2d23183398d617427327cf2b3d0ed8c69e4800"
+checksum = "f12d06de37cf59146fbdecab66aa99f9fe4f78722e3607577a5375d66bd0c913"
 
 [[package]]
 name = "serde_derive"
-version = "1.0.118"
+version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c84d3526699cd55261af4b941e4e725444df67aa4f9e6a3564f18030d12672df"
+checksum = "d7bc1a1ab1961464eae040d96713baa5a724a8152c1222492465b54322ec508b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -541,9 +539,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.61"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fceb2595057b6891a4ee808f70054bd2d12f0e97f1cbb78689b59f676df325a"
+checksum = "0f690853975602e1bfe1ccbf50504d67174e3bcf340f23b5ea9992e0587a52d8"
 dependencies = [
  "itoa",
  "ryu",
@@ -576,9 +574,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "syn"
-version = "1.0.58"
+version = "1.0.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
+checksum = "5239bc68e0fef57495900cfea4e8dc75596d9a319d7e16b1e0a440d24e6fe0a0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -587,9 +585,9 @@ dependencies = [
 
 [[package]]
 name = "syntect"
-version = "4.5.0"
+version = "4.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bfac2b23b4d049dc9a89353b4e06bbc85a8f42020cccbe5409a115cf19031e5"
+checksum = "8b20815bbe80ee0be06e6957450a841185fcf690fe0178f14d77a05ce2caa031"
 dependencies = [
  "bincode",
  "bitflags",
@@ -616,20 +614,11 @@ dependencies = [
  "unicode-width",
 ]
 
-[[package]]
-name = "thread_local"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb9bc092d0d51e76b2b19d9d85534ffc9ec2db959a2523cdae0697e2972cd447"
-dependencies = [
- "lazy_static",
-]
-
 [[package]]
 name = "twoway"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b40075910de3a912adbd80b5d8bad6ad10a23eeb1f5bf9d4006839e899ba5bc"
+checksum = "c57ffb460d7c24cd6eda43694110189030a3d1dfe418416d9468fd1c1d290b47"
 dependencies = [
  "memchr",
  "unchecked-index",
@@ -643,9 +632,9 @@ checksum = "a9b2228007eba4120145f785df0f6c92ea538f5a3635a612ecf4e334c8c1446d"
 
 [[package]]
 name = "typenum"
-version = "1.12.0"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
+checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
 
 [[package]]
 name = "ucd-trie"
@@ -661,15 +650,15 @@ checksum = "eeba86d422ce181a719445e51872fa30f1f7413b62becb52e95ec91aa262d85c"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
+checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "unicode_categories"
@@ -685,15 +674,15 @@ checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
 
 [[package]]
 name = "version_check"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
 [[package]]
 name = "walkdir"
-version = "2.3.1"
+version = "2.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
+checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
 dependencies = [
  "same-file",
  "winapi",
@@ -739,9 +728,9 @@ checksum = "d089681aa106a86fade1b0128fb5daf07d5867a509ab036d99988dec80429a57"
 
 [[package]]
 name = "xml-rs"
-version = "0.8.3"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b07db065a5cf61a7e4ba64f29e67db906fb1787316516c4e6e5ff0fea1efcd8a"
+checksum = "d2d7d3948613f75c98fd9328cfdcc45acc4d360655289d0a7d4ec931392200a3"
 
 [[package]]
 name = "yaml-rust"
diff --git a/maud/Cargo.toml b/maud/Cargo.toml
index 76c4882c..73633f01 100644
--- a/maud/Cargo.toml
+++ b/maud/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "maud"
 # When releasing a new version, please update html_root_url in src/lib.rs
-version = "0.22.2"
+version = "0.22.3"
 authors = ["Chris Wong <lambda.fairy@gmail.com>"]
 license = "MIT/Apache-2.0"
 documentation = "https://docs.rs/maud/"
@@ -19,7 +19,7 @@ actix-web = ["actix-web-dep", "futures-util"]
 
 [dependencies]
 maud_htmlescape = { version = "0.17.0", path = "../maud_htmlescape" }
-maud_macros = { version = "0.22.2", path = "../maud_macros" }
+maud_macros = { version = "0.22.3", path = "../maud_macros" }
 iron = { version = ">= 0.5.1, < 0.7.0", optional = true }
 rocket = { version = ">= 0.3, < 0.5", optional = true }
 futures-util = { version = "0.3.0", optional = true, default-features = false }
diff --git a/maud/src/lib.rs b/maud/src/lib.rs
index adf707d9..670a81f9 100644
--- a/maud/src/lib.rs
+++ b/maud/src/lib.rs
@@ -7,7 +7,7 @@
 //!
 //! [book]: https://maud.lambda.xyz/
 
-#![doc(html_root_url = "https://docs.rs/maud/0.22.2")]
+#![doc(html_root_url = "https://docs.rs/maud/0.22.3")]
 
 extern crate alloc;
 
diff --git a/maud_macros/Cargo.toml b/maud_macros/Cargo.toml
index d4f2b702..41ac0742 100644
--- a/maud_macros/Cargo.toml
+++ b/maud_macros/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "maud_macros"
 # When releasing a new version, please update html_root_url in src/lib.rs
-version = "0.22.2"
+version = "0.22.3"
 authors = ["Chris Wong <lambda.fairy@gmail.com>"]
 license = "MIT/Apache-2.0"
 documentation = "https://docs.rs/maud_macros/"
diff --git a/maud_macros/src/lib.rs b/maud_macros/src/lib.rs
index 9c4148d1..4be664e0 100644
--- a/maud_macros/src/lib.rs
+++ b/maud_macros/src/lib.rs
@@ -1,4 +1,4 @@
-#![doc(html_root_url = "https://docs.rs/maud_macros/0.22.2")]
+#![doc(html_root_url = "https://docs.rs/maud_macros/0.22.3")]
 // TokenStream values are reference counted, and the mental overhead of tracking
 // lifetimes outweighs the marginal gains from explicit borrowing
 #![allow(clippy::needless_pass_by_value)]