diff --git a/README.md b/README.md
index 2d76f4a..05a2a1f 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,5 @@ app.mount('#app');
   });
 </script>
 ```
+
+> WARNING: Depending on how the instance was initialized, use `const pdf = usePDF().default` instead `const pdf = usePDF()`
\ No newline at end of file
diff --git a/build.config.ts b/build.config.ts
index 7778700..fc47783 100644
--- a/build.config.ts
+++ b/build.config.ts
@@ -17,9 +17,7 @@ export default {
   ],
   rollup: {
     emitCJS: true,
-    resolve: {
-      dedupe: ['pdfmake']
-    }
   },
+  declaration: true,
   externals: ['pdfmake'],
 }
\ No newline at end of file
diff --git a/package.json b/package.json
index 411a53b..81b6aca 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
   "description": "A pdfmake plugin for Vue 3",
   "main": "dist/index.cjs",
   "module": "dist/index.mjs",
+  "types": "dist/index.d.ts",
   "repository": {
     "type": "git",
     "url": "https://github.com/betterwrite/vue-pdfmake"
diff --git a/src/env.d.ts b/src/env.d.ts
new file mode 100644
index 0000000..119638c
--- /dev/null
+++ b/src/env.d.ts
@@ -0,0 +1 @@
+declare module 'pdfmake/build/pdfmake'
\ No newline at end of file