diff --git a/.changeset/rolldown-packaged.md b/.changeset/rolldown-packaged.md
new file mode 100644
index 00000000..c6a7c8e0
--- /dev/null
+++ b/.changeset/rolldown-packaged.md
@@ -0,0 +1,5 @@
+---
+"@fast-check/packaged": patch
+---
+
+👷(packaged) Speed-up build with rolldown
diff --git a/packages/packaged/package.json b/packages/packaged/package.json
index 0d9e05b2..b12ed78f 100644
--- a/packages/packaged/package.json
+++ b/packages/packaged/package.json
@@ -21,10 +21,8 @@
   ],
   "sideEffects": false,
   "scripts": {
-    "build": "pnpm run build:publish-esm && pnpm run build:publish-types",
-    "build-ci": "pnpm run build",
-    "build:publish-types": "tsc -p tsconfig.publish.types.json",
-    "build:publish-esm": "tsc -p tsconfig.publish.json",
+    "build": "rolldown -c",
+    "build-ci": "rolldown -c",
     "typecheck": "tsc --noEmit"
   },
   "repository": {
@@ -48,6 +46,7 @@
   "devDependencies": {
     "@types/npm-packlist": "^7.0.3",
     "@types/npmcli__arborist": "^6.3.1",
+    "rolldown": "^1.0.0-rc.2",
     "typescript": "~5.9.3",
     "vite": "^7.3.1",
     "vitest": "^4.0.5"
diff --git a/packages/packaged/rolldown.config.js b/packages/packaged/rolldown.config.js
new file mode 100644
index 00000000..aa391e22
--- /dev/null
+++ b/packages/packaged/rolldown.config.js
@@ -0,0 +1,4 @@
+import buildConfigFor from '../../rolldown.common.config.js';
+import pkg from './package.json' with { type: 'json' };
+
+export default buildConfigFor(pkg, import.meta.dirname);
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 67999f92..6670a46c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -249,6 +249,9 @@ importers:
       '@types/npmcli__arborist':
         specifier: ^6.3.1
         version: 6.3.1
+      rolldown:
+        specifier: ^1.0.0-rc.2
+        version: 1.0.0-rc.2
       typescript:
         specifier: ~5.9.3
         version: 5.9.3