diff --git a/README.md b/README.md
index 20ebe197..746dff20 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ Add html5ever as a dependency in your [`Cargo.toml`](https://crates.io/) file:
 
 ```toml
 [dependencies]
-html5ever = "0.29"
+html5ever = "0.30"
 ```
 
 You should also take a look at [`examples/html2html.rs`], [`examples/print-rcdom.rs`], and the [API documentation][].
diff --git a/html5ever/Cargo.toml b/html5ever/Cargo.toml
index d51819b7..c18f5205 100644
--- a/html5ever/Cargo.toml
+++ b/html5ever/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "html5ever"
-version = "0.29.2"
+version = "0.30.0"
 authors = [ "The html5ever Project Developers" ]
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/servo/html5ever"
diff --git a/rcdom/Cargo.toml b/rcdom/Cargo.toml
index a352a098..e6676690 100644
--- a/rcdom/Cargo.toml
+++ b/rcdom/Cargo.toml
@@ -16,9 +16,9 @@ path = "lib.rs"
 
 [dependencies]
 tendril = "0.4"
-html5ever = { version = "0.29", path = "../html5ever" }
+html5ever = { version = "0.30", path = "../html5ever" }
 markup5ever = { version = "0.15", path = "../markup5ever" }
-xml5ever = { version = "0.20", path = "../xml5ever" }
+xml5ever = { version = "0.21", path = "../xml5ever" }
 
 [dev-dependencies]
 libtest-mimic = "0.8.1"
diff --git a/xml5ever/Cargo.toml b/xml5ever/Cargo.toml
index 02cac023..99082eb5 100644
--- a/xml5ever/Cargo.toml
+++ b/xml5ever/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xml5ever"
-version = "0.20.1"
+version = "0.21.0"
 authors = ["The xml5ever project developers"]
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/servo/html5ever"
diff --git a/xml5ever/README.md b/xml5ever/README.md
index 59d6e466..17a06c00 100644
--- a/xml5ever/README.md
+++ b/xml5ever/README.md
@@ -38,7 +38,7 @@ Add xml5ever as a dependency in your project manifest:
 
 ```toml
 [dependencies]
-xml5ever = "0.20"
+xml5ever = "0.21"
 ```
 
 # Getting started