diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 43c6fdc..820f797 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -30,7 +30,7 @@ jobs:
         uses: threeal/cmake-action@v1.3.0
         with:
           c-compiler: emcc
-          options: CMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake
+          options: CMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake CMAKE_BUILD_TYPE=Release
       - name: Build Project
         run: cmake --build build
       - name: Install Project
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fb0ba9a..5a64426 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -62,8 +62,9 @@ if ("${CMAKE_SYSTEM_NAME}" STREQUAL "Emscripten")
             ${CMAKE_SOURCE_DIR}/LICENSE-2.0.txt
             js/package.json
             js/index.d.ts
+            js/index.d.cts
             js/LICENSE
-            js/README.md
+            ${CMAKE_SOURCE_DIR}/README.md
             ${CMAKE_CURRENT_BINARY_DIR}/index.cjs
             ${CMAKE_CURRENT_BINARY_DIR}/index.mjs
         DESTINATION pkg
diff --git a/src/js/README.md b/src/js/README.md
deleted file mode 100644
index e69de29..0000000
diff --git a/src/js/index.d.cts b/src/js/index.d.cts
new file mode 100644
index 0000000..b977a44
--- /dev/null
+++ b/src/js/index.d.cts
@@ -0,0 +1,8 @@
+export default _default;
+declare function _default(): {
+  readonly scrub: () => void;
+  readonly exportState: () => ArrayBufferLike;
+  readonly importState: (state: AllowSharedBufferSource) => void;
+  readonly update: (data: AllowSharedBufferSource) => void;
+  readonly finish: () => ArrayBufferLike;
+};
diff --git a/src/js/package.json b/src/js/package.json
index ee4e4ce..a5c0ab0 100644
--- a/src/js/package.json
+++ b/src/js/package.json
@@ -1,9 +1,9 @@
 {
   "name": "@exact-realty/sha2",
   "author": "Exact Realty Limited",
-  "keywords": ["sha256", "sha2", "hash", "digst"],
-  "description": "SHA2 implementation with exportable state",
-  "version": "1.0.0",
+  "keywords": ["sha256", "sha2", "hash", "digest"],
+  "description": "SHA-2 implementation with exportable state",
+  "version": "1.0.1",
   "license": "Apache-2.0",
   "repository": {
     "type": "git",
@@ -13,6 +13,7 @@
     "LICENSE-2.0.txt",
     "index.cjs",
     "index.d.ts",
+    "index.d.cts",
     "index.mjs"
   ],
   "type": "module",
@@ -21,7 +22,10 @@
   "types": "./index.d.ts",
   "exports": {
     ".": {
-      "types": "./index.d.ts",
+      "types": {
+        "import": "./index.d.ts",
+        "require": "./index.d.cts"
+      },
       "import": "./index.mjs",
       "require": "./index.cjs"
     }