diff --git a/Cargo.lock b/Cargo.lock
index 8ccfc7a9154..68d234e8886 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1180,7 +1180,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "html5ever"
-version = "0.22.2"
+version = "0.22.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1415,7 +1415,7 @@ dependencies = [
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "gfx 0.0.1",
  "gfx_traits 0.0.1",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1458,7 +1458,7 @@ dependencies = [
  "gfx 0.0.1",
  "gfx_traits 0.0.1",
  "histogram 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "layout 0.0.1",
  "layout_traits 0.0.1",
@@ -2515,7 +2515,7 @@ dependencies = [
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "gleam 0.4.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "half 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper 0.10.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper_serde 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "image 0.18.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2584,7 +2584,7 @@ dependencies = [
  "cssparser 0.23.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "gfx_traits 0.0.1",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3022,7 +3022,7 @@ dependencies = [
  "fallible 0.0.1",
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "hashglobe 0.1.0",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3079,7 +3079,7 @@ dependencies = [
  "byteorder 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cssparser 0.23.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "selectors 0.19.0",
@@ -3899,7 +3899,7 @@ dependencies = [
 "checksum heartbeats-simple 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9ad003ce233955e9d95f2c69cde84e68302ba9ba4a673d351c9bff93c738aadc"
 "checksum heartbeats-simple-sys 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e1a408c0011427cc0e0049f7861c70377819aedfc006e8c901b1c70fd98fb1a4"
 "checksum histogram 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "1bdcec4094c1ca961b685384ea7af76af5718230b3f34657d1a71fd2dcf4cc9d"
-"checksum html5ever 0.22.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ba79d3039b5cc6ff235f458a1db7fd10166abafb77d7efee7670c15bf48a4ff3"
+"checksum html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)" = "b04478cf718862650a0bf66acaf8f2f8c906fbc703f35c916c1f4211b069a364"
 "checksum httparse 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a6e7a63e511f9edffbab707141fbb8707d1a3098615fb2adbd5769cdfcc9b17d"
 "checksum humantime 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0484fda3e7007f2a4a0d9c3a703ca38c71c54c55602ce4660c419fd32e188c9e"
 "checksum hyper 0.10.13 (registry+https://github.com/rust-lang/crates.io-index)" = "368cb56b2740ebf4230520e2b90ebb0461e69034d85d1945febd9b3971426db2"