diff --git a/browser-detection/BrowserDetection.ts b/browser-detection/BrowserDetection.ts
index 3320bcf..2f34825 100644
--- a/browser-detection/BrowserDetection.ts
+++ b/browser-detection/BrowserDetection.ts
@@ -58,7 +58,7 @@ function _getJitsiBrowserInfo(browserInfo: IBrowserInfo): IBrowserInfo {
     return {
         name: PARSER_TO_JITSI_NAME[name],
         version,
-        engine: ENGINES[engine],
+        engine: engine ? ENGINES[engine] : undefined,
         engineVersion: engineVersion
     };
 }
diff --git a/package-lock.json b/package-lock.json
index 33700db..2567e08 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,8 @@
         "@jitsi/eslint-config": "4.1.5",
         "@types/ua-parser-js": "0.7.39",
         "eslint": "8.50.0",
-        "eslint-plugin-import": "2.28.1"
+        "eslint-plugin-import": "2.28.1",
+        "typescript": "5.8.3"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -2951,6 +2952,20 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/typescript": {
+      "version": "5.8.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
+      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
     "node_modules/ua-parser-js": {
       "version": "1.0.35",
       "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-1.0.35.tgz",
@@ -5257,6 +5272,12 @@
         "is-typed-array": "^1.1.9"
       }
     },
+    "typescript": {
+      "version": "5.8.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
+      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "dev": true
+    },
     "ua-parser-js": {
       "version": "1.0.35",
       "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-1.0.35.tgz",
diff --git a/package.json b/package.json
index f42f423..ac58e45 100644
--- a/package.json
+++ b/package.json
@@ -23,10 +23,12 @@
     "@babel/eslint-parser": "7.22.15",
     "@types/ua-parser-js": "0.7.39",
     "eslint": "8.50.0",
-    "eslint-plugin-import": "2.28.1"
+    "eslint-plugin-import": "2.28.1",
+    "typescript": "5.8.3"
   },
   "scripts": {
-    "lint": "eslint ."
+    "lint": "eslint .",
+    "build": "tsc --project tsconfig.json"
   },
   "pre-commit": [
     "lint",
@@ -34,5 +36,8 @@
   ],
   "type": "module",
   "main": "./index.js",
+  "files": [
+    "dist/index.d.ts"
+  ],
   "license": "Apache-2.0"
 }
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..ea2afd0
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,24 @@
+{
+    "compilerOptions": {
+        "declaration": true, // Generate .d.ts files
+        "emitDeclarationOnly": true, // Emit only .d.ts files (optional for type generation)
+        "outDir": "./dist", // Output directory for compiled files and declarations
+        "moduleResolution": "node",
+        "target": "ES6",
+        "module": "ES6",
+        "strict": true
+    },
+    "include": [
+        "./browser-detection/BrowserDetection.ts"
+    ],
+    "exclude": [
+        "node_modules",
+        "dist",
+        "docs",
+        "test",
+        "**/*.spec.ts",
+        "**/*.spec.js",
+        "*.conf*.js",
+        "index.js"
+    ]
+}