diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b8bce7c9d9..94291cf196a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,6 +32,51 @@ Released YYYY-MM-DD.
 
 --------------------------------------------------------------------------------
 
+## 0.2.31
+
+Released 2019-01-09.
+
+### Added
+
+* A new `spawn_local` function has been added to the `wasm-bindgen-futures`
+  crate.
+  [#1148](https://github.com/rustwasm/wasm-bindgen/pull/1148)
+
+* Built-in conversions are now available from typed arrays and Rust arrays.
+  [#1147](https://github.com/rustwasm/wasm-bindgen/pull/1147)
+
+### Fixed
+
+* Some casing of dictionary properties in WebIDL has been fixed.
+  [#1155](https://github.com/rustwasm/wasm-bindgen/pull/1155)
+
+--------------------------------------------------------------------------------
+
+## 0.2.30
+
+Released 2019-01-07.
+
+### Added
+
+* The `wasm-bindgen` CLI now has an `--out-name` argument to name the output
+  module.
+  [#1084](https://github.com/rustwasm/wasm-bindgen/pull/1084)
+
+* Support for importing the `default` export has been added.
+  [#1106](https://github.com/rustwasm/wasm-bindgen/pull/1106)
+
+### Changed
+
+* All `web-sys` methods are now flagged as `structural`, fixing a few bindings.
+  [#1117](https://github.com/rustwasm/wasm-bindgen/pull/1117)
+
+### Fixed
+
+* A small bug with LTO and closures has been fixed.
+  [#1145](https://github.com/rustwasm/wasm-bindgen/pull/1145)
+
+--------------------------------------------------------------------------------
+
 ## 0.2.29
 
 Released 2018-12-04.
diff --git a/Cargo.toml b/Cargo.toml
index 8bb238a7e6a..d7bf1eccce2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 # Because only a single `wasm_bindgen` version can be used in a dependency
@@ -39,13 +39,13 @@ strict-macro = ["wasm-bindgen-macro/strict-macro"]
 xxx_debug_only_print_generated_code = ["wasm-bindgen-macro/xxx_debug_only_print_generated_code"]
 
 [dependencies]
-wasm-bindgen-macro = { path = "crates/macro", version = "=0.2.30" }
+wasm-bindgen-macro = { path = "crates/macro", version = "=0.2.31" }
 serde = { version = "1.0", optional = true }
 serde_json = { version = "1.0", optional = true }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
-js-sys = { path = 'crates/js-sys', version = '0.3.7' }
-wasm-bindgen-test = { path = 'crates/test', version = '=0.2.30' }
+js-sys = { path = 'crates/js-sys', version = '0.3.8' }
+wasm-bindgen-test = { path = 'crates/test', version = '=0.2.31' }
 serde_derive = "1.0"
 wasm-bindgen-test-crate-a = { path = 'tests/crates/a', version = '0.1' }
 wasm-bindgen-test-crate-b = { path = 'tests/crates/b', version = '0.1' }
diff --git a/crates/backend/Cargo.toml b/crates/backend/Cargo.toml
index cc537b5df7a..f1c8506f544 100644
--- a/crates/backend/Cargo.toml
+++ b/crates/backend/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-backend"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/backend"
@@ -20,4 +20,4 @@ log = "0.4"
 proc-macro2 = "0.4.8"
 quote = '0.6'
 syn = { version = '0.15', features = ['full'] }
-wasm-bindgen-shared = { path = "../shared", version = "=0.2.30" }
+wasm-bindgen-shared = { path = "../shared", version = "=0.2.31" }
diff --git a/crates/cli-support/Cargo.toml b/crates/cli-support/Cargo.toml
index 55d079a4067..a759c3cfeab 100644
--- a/crates/cli-support/Cargo.toml
+++ b/crates/cli-support/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-cli-support"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/cli-support"
@@ -15,7 +15,7 @@ base64 = "0.9"
 failure = "0.1.2"
 parity-wasm = "0.35"
 tempfile = "3.0"
-wasm-bindgen-gc = { path = '../gc', version = '=0.2.30' }
-wasm-bindgen-shared = { path = "../shared", version = '=0.2.30' }
-wasm-bindgen-threads-xform = { path = '../threads-xform', version = '=0.2.30' }
-wasm-bindgen-wasm-interpreter = { path = "../wasm-interpreter", version = '=0.2.30' }
+wasm-bindgen-gc = { path = '../gc', version = '=0.2.31' }
+wasm-bindgen-shared = { path = "../shared", version = '=0.2.31' }
+wasm-bindgen-threads-xform = { path = '../threads-xform', version = '=0.2.31' }
+wasm-bindgen-wasm-interpreter = { path = "../wasm-interpreter", version = '=0.2.31' }
diff --git a/crates/cli/Cargo.toml b/crates/cli/Cargo.toml
index 85251e143f8..dad594f9cc5 100644
--- a/crates/cli/Cargo.toml
+++ b/crates/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-cli"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/cli"
@@ -23,8 +23,8 @@ rouille = { version = "3.0.0", default-features = false }
 serde = "1.0"
 serde_derive = "1.0"
 serde_json = "1.0"
-wasm-bindgen-cli-support = { path = "../cli-support", version = "=0.2.30" }
-wasm-bindgen-shared = { path = "../shared", version = "=0.2.30" }
+wasm-bindgen-cli-support = { path = "../cli-support", version = "=0.2.31" }
+wasm-bindgen-shared = { path = "../shared", version = "=0.2.31" }
 openssl = { version = '0.10.11', optional = true }
 
 [features]
diff --git a/crates/futures/Cargo.toml b/crates/futures/Cargo.toml
index 7d600090546..360e97ef22d 100644
--- a/crates/futures/Cargo.toml
+++ b/crates/futures/Cargo.toml
@@ -7,12 +7,12 @@ license = "MIT/Apache-2.0"
 name = "wasm-bindgen-futures"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/futures"
 readme = "./README.md"
-version = "0.3.7"
+version = "0.3.8"
 
 [dependencies]
 futures = "0.1.20"
-js-sys = { path = "../js-sys", version = '0.3.7' }
-wasm-bindgen = { path = "../..", version = '0.2.30' }
+js-sys = { path = "../js-sys", version = '0.3.8' }
+wasm-bindgen = { path = "../..", version = '0.2.31' }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
-wasm-bindgen-test = { path = '../test', version = '0.2.30' }
+wasm-bindgen-test = { path = '../test', version = '0.2.31' }
diff --git a/crates/gc/Cargo.toml b/crates/gc/Cargo.toml
index befdf2e705f..af90eaf3a14 100644
--- a/crates/gc/Cargo.toml
+++ b/crates/gc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-gc"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/gc"
diff --git a/crates/js-sys/Cargo.toml b/crates/js-sys/Cargo.toml
index 239eec3f155..43bdaea547c 100644
--- a/crates/js-sys/Cargo.toml
+++ b/crates/js-sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "js-sys"
-version = "0.3.7"
+version = "0.3.8"
 authors = ["The wasm-bindgen Developers"]
 readme = "./README.md"
 categories = ["wasm"]
@@ -18,9 +18,9 @@ test = false
 doctest = false
 
 [dependencies]
-wasm-bindgen = { path = "../..", version = "0.2.30" }
+wasm-bindgen = { path = "../..", version = "0.2.31" }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
 futures = "0.1.20"
-wasm-bindgen-test = { path = '../test', version = '=0.2.30' }
-wasm-bindgen-futures = { path = '../futures', version = '=0.3.7' }
+wasm-bindgen-test = { path = '../test', version = '=0.2.31' }
+wasm-bindgen-futures = { path = '../futures', version = '=0.3.8' }
diff --git a/crates/macro-support/Cargo.toml b/crates/macro-support/Cargo.toml
index ca6b72bd37f..69e37b3ec60 100644
--- a/crates/macro-support/Cargo.toml
+++ b/crates/macro-support/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-macro-support"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/macro-support"
@@ -19,5 +19,5 @@ strict-macro = []
 syn = { version = '0.15.0', features = ['visit'] }
 quote = '0.6'
 proc-macro2 = "0.4.9"
-wasm-bindgen-backend = { path = "../backend", version = "=0.2.30" }
-wasm-bindgen-shared = { path = "../shared", version = "=0.2.30" }
+wasm-bindgen-backend = { path = "../backend", version = "=0.2.31" }
+wasm-bindgen-shared = { path = "../shared", version = "=0.2.31" }
diff --git a/crates/macro/Cargo.toml b/crates/macro/Cargo.toml
index 22568b9d483..0a0e40cbeba 100644
--- a/crates/macro/Cargo.toml
+++ b/crates/macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-macro"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/macro"
@@ -19,5 +19,5 @@ xxx_debug_only_print_generated_code = []
 strict-macro = ["wasm-bindgen-macro-support/strict-macro"]
 
 [dependencies]
-wasm-bindgen-macro-support = { path = "../macro-support", version = "=0.2.30" }
+wasm-bindgen-macro-support = { path = "../macro-support", version = "=0.2.31" }
 quote = "0.6"
diff --git a/crates/shared/Cargo.toml b/crates/shared/Cargo.toml
index 30fc31c0aca..c0b2ef15b3c 100644
--- a/crates/shared/Cargo.toml
+++ b/crates/shared/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-shared"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/shared"
diff --git a/crates/test-macro/Cargo.toml b/crates/test-macro/Cargo.toml
index be3c5ecb71a..ddc1e872716 100644
--- a/crates/test-macro/Cargo.toml
+++ b/crates/test-macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-test-macro"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 description = "Internal testing macro for wasm-bindgen"
 license = "MIT/Apache-2.0"
diff --git a/crates/test/Cargo.toml b/crates/test/Cargo.toml
index 19e18a21e2e..e2f0091f47d 100644
--- a/crates/test/Cargo.toml
+++ b/crates/test/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-test"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 description = "Internal testing crate for wasm-bindgen"
 license = "MIT/Apache-2.0"
@@ -9,11 +9,11 @@ repository = "https://github.com/rustwasm/wasm-bindgen"
 [dependencies]
 console_error_panic_hook = '0.1'
 futures = "0.1"
-js-sys = { path = '../js-sys', version = '0.3.7' }
+js-sys = { path = '../js-sys', version = '0.3.8' }
 scoped-tls = "0.1"
-wasm-bindgen = { path = '../..', version = '0.2.30' }
-wasm-bindgen-futures = { path = '../futures', version = '0.3.7' }
-wasm-bindgen-test-macro = { path = '../test-macro', version = '=0.2.30' }
+wasm-bindgen = { path = '../..', version = '0.2.31' }
+wasm-bindgen-futures = { path = '../futures', version = '0.3.8' }
+wasm-bindgen-test-macro = { path = '../test-macro', version = '=0.2.31' }
 
 [lib]
 test = false
diff --git a/crates/threads-xform/Cargo.toml b/crates/threads-xform/Cargo.toml
index cbd9ee2abe1..a21b1f03907 100644
--- a/crates/threads-xform/Cargo.toml
+++ b/crates/threads-xform/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-threads-xform"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/threads-xform"
diff --git a/crates/wasm-interpreter/Cargo.toml b/crates/wasm-interpreter/Cargo.toml
index 9cba8bf9a1e..7981be94066 100644
--- a/crates/wasm-interpreter/Cargo.toml
+++ b/crates/wasm-interpreter/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-wasm-interpreter"
-version = "0.2.30"
+version = "0.2.31"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 repository = "https://github.com/rustwasm/wasm-bindgen/tree/master/crates/wasm-interpreter"
diff --git a/crates/web-sys/Cargo.toml b/crates/web-sys/Cargo.toml
index 022b47ed764..39898b8190f 100644
--- a/crates/web-sys/Cargo.toml
+++ b/crates/web-sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "web-sys"
-version = "0.3.7"
+version = "0.3.8"
 authors = ["The wasm-bindgen Developers"]
 readme = "./README.md"
 homepage = "https://rustwasm.github.io/wasm-bindgen/web-sys/index.html"
@@ -21,17 +21,17 @@ test = false
 [build-dependencies]
 env_logger = "0.6.0"
 failure = "0.1.2"
-wasm-bindgen-webidl = { path = "../webidl", version = "=0.2.24" }
+wasm-bindgen-webidl = { path = "../webidl", version = "=0.2.25" }
 sourcefile = "0.1"
 
 [dependencies]
-wasm-bindgen = { path = "../..", version = "0.2.30" }
-js-sys = { path = '../js-sys', version = '0.3.7' }
+wasm-bindgen = { path = "../..", version = "0.2.31" }
+js-sys = { path = '../js-sys', version = '0.3.8' }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
 futures = "0.1"
-wasm-bindgen-test = { path = '../test', version = '0.2.30' }
-wasm-bindgen-futures = { path = '../futures', version = '0.3.7' }
+wasm-bindgen-test = { path = '../test', version = '0.2.31' }
+wasm-bindgen-futures = { path = '../futures', version = '0.3.8' }
 
 # This list is generated by passing `__WASM_BINDGEN_DUMP_FEATURES=foo` when
 # compiling this crate which dumps the total list of features to a file called
diff --git a/crates/webidl/Cargo.toml b/crates/webidl/Cargo.toml
index d48c739dea6..6c8894eab02 100644
--- a/crates/webidl/Cargo.toml
+++ b/crates/webidl/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasm-bindgen-webidl"
-version = "0.2.24"
+version = "0.2.25"
 authors = ["The wasm-bindgen Developers"]
 license = "MIT/Apache-2.0"
 categories = ["wasm"]
@@ -18,5 +18,5 @@ log = "0.4.1"
 proc-macro2 = "0.4.8"
 quote = '0.6'
 syn = { version = '0.15', features = ['full'] }
-wasm-bindgen-backend = { version = "=0.2.30", path = "../backend" }
+wasm-bindgen-backend = { version = "=0.2.31", path = "../backend" }
 weedle = "0.8"
diff --git a/examples/add/Cargo.toml b/examples/add/Cargo.toml
index 541e933a754..31c71a60cbc 100644
--- a/examples/add/Cargo.toml
+++ b/examples/add/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/canvas/Cargo.toml b/examples/canvas/Cargo.toml
index 4e1dcba0f87..477d4b31c23 100644
--- a/examples/canvas/Cargo.toml
+++ b/examples/canvas/Cargo.toml
@@ -8,8 +8,8 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-js-sys = "0.3.7"
-wasm-bindgen = "0.2.30"
+js-sys = "0.3.8"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/char/Cargo.toml b/examples/char/Cargo.toml
index d7b1afeef3a..66f494b6479 100644
--- a/examples/char/Cargo.toml
+++ b/examples/char/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/closures/Cargo.toml b/examples/closures/Cargo.toml
index 92fb66cdb8d..70269dbc21d 100644
--- a/examples/closures/Cargo.toml
+++ b/examples/closures/Cargo.toml
@@ -8,8 +8,8 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
-js-sys = "0.3.7"
+wasm-bindgen = "0.2.31"
+js-sys = "0.3.8"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/console_log/Cargo.toml b/examples/console_log/Cargo.toml
index 2ad0f8f1444..4bd2b2b3380 100644
--- a/examples/console_log/Cargo.toml
+++ b/examples/console_log/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
-web-sys = { version = "0.3.7", features = ['console'] }
+wasm-bindgen = "0.2.31"
+web-sys = { version = "0.3.8", features = ['console'] }
diff --git a/examples/dom/Cargo.toml b/examples/dom/Cargo.toml
index 712854d9df8..98dae9f0011 100644
--- a/examples/dom/Cargo.toml
+++ b/examples/dom/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/duck-typed-interfaces/Cargo.toml b/examples/duck-typed-interfaces/Cargo.toml
index c154480a772..e83f89dd6ab 100644
--- a/examples/duck-typed-interfaces/Cargo.toml
+++ b/examples/duck-typed-interfaces/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/fetch/Cargo.toml b/examples/fetch/Cargo.toml
index 4b8687117c2..2ab7df31f8c 100644
--- a/examples/fetch/Cargo.toml
+++ b/examples/fetch/Cargo.toml
@@ -9,9 +9,9 @@ crate-type = ["cdylib"]
 
 [dependencies]
 futures = "0.1.20"
-wasm-bindgen = { version = "0.2.30", features = ["serde-serialize"]  }
-js-sys = "0.3.7"
-wasm-bindgen-futures = "0.3.7"
+wasm-bindgen = { version = "0.2.31", features = ["serde-serialize"]  }
+js-sys = "0.3.8"
+wasm-bindgen-futures = "0.3.8"
 serde = { version = "1.0.80", features = ["derive"] }
 serde_derive = "^1.0.59"
 
diff --git a/examples/guide-supported-types-examples/Cargo.toml b/examples/guide-supported-types-examples/Cargo.toml
index c57f359b11f..769861feba8 100644
--- a/examples/guide-supported-types-examples/Cargo.toml
+++ b/examples/guide-supported-types-examples/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/hello_world/Cargo.toml b/examples/hello_world/Cargo.toml
index 26cea1f7247..0bab7f478fc 100644
--- a/examples/hello_world/Cargo.toml
+++ b/examples/hello_world/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/import_js/Cargo.toml b/examples/import_js/Cargo.toml
index bb9799d8c24..28d13010fbd 100644
--- a/examples/import_js/Cargo.toml
+++ b/examples/import_js/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/julia_set/Cargo.toml b/examples/julia_set/Cargo.toml
index 3d146d8f46f..af0b77a8f3e 100644
--- a/examples/julia_set/Cargo.toml
+++ b/examples/julia_set/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/no_modules/Cargo.toml b/examples/no_modules/Cargo.toml
index 07d2631a231..6ed93b74e0d 100644
--- a/examples/no_modules/Cargo.toml
+++ b/examples/no_modules/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/paint/Cargo.toml b/examples/paint/Cargo.toml
index ae6e1d8ef91..0746d85a2d5 100644
--- a/examples/paint/Cargo.toml
+++ b/examples/paint/Cargo.toml
@@ -8,8 +8,8 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-js-sys = "0.3.7"
-wasm-bindgen = "0.2.30"
+js-sys = "0.3.8"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/performance/Cargo.toml b/examples/performance/Cargo.toml
index caaf41f682a..d7f8f16623a 100644
--- a/examples/performance/Cargo.toml
+++ b/examples/performance/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 humantime = "1"
 
 [dependencies.web-sys]
diff --git a/examples/raytrace-parallel/Cargo.toml b/examples/raytrace-parallel/Cargo.toml
index 3942a5c54ba..f2747100620 100644
--- a/examples/raytrace-parallel/Cargo.toml
+++ b/examples/raytrace-parallel/Cargo.toml
@@ -10,10 +10,10 @@ crate-type = ["cdylib"]
 [dependencies]
 console_error_panic_hook = "0.1"
 futures = "0.1"
-js-sys = "0.3.7"
+js-sys = "0.3.8"
 raytracer = { git = 'https://github.com/alexcrichton/raytracer', branch = 'update-deps' }
-wasm-bindgen = { version = "0.2.30", features = ['serde-serialize'] }
-wasm-bindgen-futures = "0.3.7"
+wasm-bindgen = { version = "0.2.31", features = ['serde-serialize'] }
+wasm-bindgen-futures = "0.3.8"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/request-animation-frame/Cargo.toml b/examples/request-animation-frame/Cargo.toml
index ee16ec63cab..88fb4af3958 100644
--- a/examples/request-animation-frame/Cargo.toml
+++ b/examples/request-animation-frame/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/todomvc/Cargo.toml b/examples/todomvc/Cargo.toml
index 7e680d40f50..b193494b61a 100644
--- a/examples/todomvc/Cargo.toml
+++ b/examples/todomvc/Cargo.toml
@@ -11,8 +11,8 @@ crate-type = ["cdylib"]
 askama = "0.7.2"
 
 [dependencies]
-js-sys = "0.3.7"
-wasm-bindgen = "0.2.30"
+js-sys = "0.3.8"
+wasm-bindgen = "0.2.31"
 askama = "0.7.2"
 console_error_panic_hook = "0.1.5"
 
diff --git a/examples/wasm-in-wasm/Cargo.toml b/examples/wasm-in-wasm/Cargo.toml
index b727c10002c..50b23094924 100644
--- a/examples/wasm-in-wasm/Cargo.toml
+++ b/examples/wasm-in-wasm/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
-js-sys = "0.3.7"
+wasm-bindgen = "0.2.31"
+js-sys = "0.3.8"
diff --git a/examples/wasm2js/Cargo.toml b/examples/wasm2js/Cargo.toml
index 616d90fa1fd..1888762ff7c 100644
--- a/examples/wasm2js/Cargo.toml
+++ b/examples/wasm2js/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
diff --git a/examples/webaudio/Cargo.toml b/examples/webaudio/Cargo.toml
index 836aad29326..2cac5316fef 100644
--- a/examples/webaudio/Cargo.toml
+++ b/examples/webaudio/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-wasm-bindgen = "0.2.30"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"
diff --git a/examples/webgl/Cargo.toml b/examples/webgl/Cargo.toml
index e0749eadd94..b4043deb480 100644
--- a/examples/webgl/Cargo.toml
+++ b/examples/webgl/Cargo.toml
@@ -8,8 +8,8 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-js-sys = "0.3.7"
-wasm-bindgen = "0.2.30"
+js-sys = "0.3.8"
+wasm-bindgen = "0.2.31"
 
 [dependencies.web-sys]
 version = "0.3.4"