diff --git a/.github/workflows/asan.yml b/.github/workflows/asan.yml
new file mode 100644
index 00000000..41920480
--- /dev/null
+++ b/.github/workflows/asan.yml
@@ -0,0 +1,83 @@
+name: Address Sanitizer
+
+env:
+  DEBUG: 'napi:*'
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  build_and_test:
+    strategy:
+      fail-fast: false
+      matrix:
+        node: ['17']
+        os: [ubuntu-latest]
+
+    name: nightly - ${{ matrix.os }} - node@${{ matrix.node }}
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Setup node
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node }}
+          check-latest: true
+          cache: 'yarn'
+
+      - name: Install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          profile: minimal
+          components: rust-src
+          override: true
+
+      - name: Generate Cargo.lock
+        uses: actions-rs/cargo@v1
+        with:
+          command: generate-lockfile
+
+      - name: Cache cargo registry
+        uses: actions/cache@v2
+        with:
+          path: ~/.cargo/registry
+          key: nightly-${{ matrix.os }}-node@${{ matrix.node }}-cargo-registry-trimmed-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache cargo index
+        uses: actions/cache@v2
+        with:
+          path: ~/.cargo/git
+          key: nightly-${{ matrix.os }}gnu-node@${{ matrix.node }}-cargo-index-trimmed-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache NPM dependencies
+        uses: actions/cache@v2
+        with:
+          path: node_modules
+          key: npm-cache-${{ matrix.os }}-node@${{ matrix.node }}-${{ hashFiles('yarn.lock') }}
+
+      - name: 'Install dependencies'
+        run: yarn install --frozen-lockfile --ignore-platform --registry https://registry.npmjs.org --network-timeout 300000
+
+      - name: 'Build TypeScript'
+        run: yarn build
+
+      - name: Unit tests with address sanitizer
+        run: |
+          yarn build:test:asan
+          LD_PRELOAD=/usr/lib/gcc/x86_64-linux-gnu/9/libasan.so yarn test
+        env:
+          RUST_TARGET: x86_64-unknown-linux-gnu
+          RUST_BACKTRACE: 1
+          RUSTFLAGS: -Z sanitizer=address
+          ASAN_OPTIONS: detect_leaks=0
+
+      - name: Clear the cargo caches
+        run: |
+          cargo install cargo-cache --no-default-features --features ci-autoclean
+          cargo-cache
diff --git a/crates/napi/src/bindgen_runtime/module_register.rs b/crates/napi/src/bindgen_runtime/module_register.rs
index 94a2903f..847e6376 100644
--- a/crates/napi/src/bindgen_runtime/module_register.rs
+++ b/crates/napi/src/bindgen_runtime/module_register.rs
@@ -334,7 +334,7 @@ pub(crate) unsafe extern "C" fn noop(
       sys::napi_throw_error(
         env,
         ptr::null_mut(),
-        CStr::from_bytes_with_nul_unchecked(b"Class contains no `constructor`, can not new it!")
+        CStr::from_bytes_with_nul_unchecked(b"Class contains no `constructor`, can not new it!\0")
           .as_ptr(),
       );
     }
diff --git a/package.json b/package.json
index 289f1af7..a982893b 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "build:bench": "yarn --cwd ./bench build",
     "build:memory": "yarn --cwd ./memory-testing build",
     "build:test": "yarn --cwd ./examples/napi-compat-mode build && yarn --cwd ./examples/napi build",
+    "build:test:asan": "yarn --cwd ./examples/napi-compat-mode build --cargo-flags='-Zbuild-std' && yarn --cwd ./examples/napi build --cargo-flags='-Zbuild-std'",
     "build:test:aarch64": "yarn --cwd ./examples/napi-compat-mode build-aarch64 && yarn --cwd ./examples/napi build-aarch64",
     "build:test:android": "yarn --cwd ./examples/napi-compat-mode build --target aarch64-linux-android && yarn --cwd ./examples/napi build --target aarch64-linux-android",
     "build:test:android:armv7": "yarn --cwd ./examples/napi-compat-mode build --target armv7-linux-androideabi && yarn --cwd ./examples/napi build --target armv7-linux-androideabi",