diff --git a/.travis.yml b/.travis.yml
index 960294942..011eddde0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -200,9 +200,6 @@ jobs:
     # Is this related to the above? Mysterious test failure
     - name: "aarch64-apple-ios + NEON"
 
-    # FIXME: https://github.com/rust-lang-nursery/packed_simd/issues/183
-    - env: TARGET=wasm32-unknown-unknown
-
 install: travis_retry rustup target add $TARGET
 before_script: cargo generate-lockfile
 script: travis_wait 50 ci/run-docker.sh
diff --git a/Cargo.toml b/Cargo.toml
index 8c5879178..8b22ea984 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -39,5 +39,6 @@ version = "0.1.2"
 optional = true
 
 [target.wasm32-unknown-unknown.dev-dependencies]
-wasm-bindgen = "=0.2.52"
-wasm-bindgen-test = "=0.3.2"
+# Keep in sync with the version on Dockerfile.
+wasm-bindgen = "=0.2.73"
+wasm-bindgen-test = "=0.3.23"
diff --git a/ci/docker/wasm32-unknown-unknown/Dockerfile b/ci/docker/wasm32-unknown-unknown/Dockerfile
index f905cf1a3..bd97170bc 100644
--- a/ci/docker/wasm32-unknown-unknown/Dockerfile
+++ b/ci/docker/wasm32-unknown-unknown/Dockerfile
@@ -17,14 +17,15 @@ RUN make -C wabt -j$(nproc)
 ENV PATH=$PATH:/wabt/bin
 
 # Install `wasm-bindgen-test-runner`
-RUN curl -L https://github.com/rustwasm/wasm-bindgen/releases/download/0.2.19/wasm-bindgen-0.2.19-x86_64-unknown-linux-musl.tar.gz \
+RUN curl -L https://github.com/rustwasm/wasm-bindgen/releases/download/0.2.73/wasm-bindgen-0.2.73-x86_64-unknown-linux-musl.tar.gz \
   | tar xzf -
-ENV PATH=$PATH:/wasm-bindgen-0.2.19-x86_64-unknown-linux-musl
+# Keep in sync with the version on Cargo.toml.
+ENV PATH=$PATH:/wasm-bindgen-0.2.73-x86_64-unknown-linux-musl
 ENV CARGO_TARGET_WASM32_UNKNOWN_UNKNOWN_RUNNER=wasm-bindgen-test-runner
 
 # Install `node`
-RUN curl https://nodejs.org/dist/v10.8.0/node-v10.8.0-linux-x64.tar.xz | tar xJf -
-ENV PATH=$PATH:/node-v10.8.0-linux-x64/bin
+RUN curl https://nodejs.org/dist/v14.16.0/node-v14.16.0-linux-x64.tar.xz | tar xJf -
+ENV PATH=$PATH:/node-v14.16.0-linux-x64/bin
 
 # We use a shim linker that removes `--strip-debug` when passed to LLD. While
 # this typically results in invalid debug information in release mode it doesn't