diff --git a/.github/workflows/build-status.yml b/.github/workflows/build-status.yml
index 6094d796..ed800d6c 100644
--- a/.github/workflows/build-status.yml
+++ b/.github/workflows/build-status.yml
@@ -211,14 +211,6 @@ jobs:
             script-name: 'test'
             node-version: 16.x
             os: 'ubuntu-latest'
-          - package-name: '@fast-check/test-ava-bundle-cjs'
-            script-name: 'test'
-            node-version: 16.x
-            os: 'ubuntu-latest'
-          - package-name: '@fast-check/test-ava-bundle-esm'
-            script-name: 'test'
-            node-version: 16.x
-            os: 'ubuntu-latest'
     steps:
       - uses: actions/checkout@v3
       - name: Cache for Jest
diff --git a/.yarn/versions/124632b1.yml b/.yarn/versions/124632b1.yml
new file mode 100644
index 00000000..7a193bb9
--- /dev/null
+++ b/.yarn/versions/124632b1.yml
@@ -0,0 +1,2 @@
+declined:
+  - "@fast-check/ava"
diff --git a/packages/ava/package.json b/packages/ava/package.json
index 3b48b238..a82b0886 100644
--- a/packages/ava/package.json
+++ b/packages/ava/package.json
@@ -25,6 +25,9 @@
     "build:publish-esm": "tsc -p tsconfig.publish.json --module es2015 --moduleResolution node --outDir lib/esm && cp package.esm-template.json lib/esm/package.json",
     "ava-test": "ava -s -t",
     "test": "sh test.sh",
+    "test-bundle:cjs": "ava --config test-bundle/ava.config.cjs",
+    "test-bundle:mjs": "ava --config test-bundle/ava.config.mjs",
+    "test-bundle": "yarn test-bundle:cjs && yarn test-bundle:mjs",
     "typecheck": "tsc --noEmit"
   },
   "repository": {
diff --git a/packages/ava/test-bundle/ava.config.cjs b/packages/ava/test-bundle/ava.config.cjs
new file mode 100644
index 00000000..4721e170
--- /dev/null
+++ b/packages/ava/test-bundle/ava.config.cjs
@@ -0,0 +1 @@
+module.exports = { files: ['test-bundle/main.spec.cjs'] };
diff --git a/packages/ava/test-bundle/ava.config.mjs b/packages/ava/test-bundle/ava.config.mjs
new file mode 100644
index 00000000..afffbdf9
--- /dev/null
+++ b/packages/ava/test-bundle/ava.config.mjs
@@ -0,0 +1 @@
+export default { files: ['test-bundle/main.spec.mjs'] };
diff --git a/packages/ava/test-bundle/main.spec.cjs b/packages/ava/test-bundle/main.spec.cjs
new file mode 100644
index 00000000..8449c292
--- /dev/null
+++ b/packages/ava/test-bundle/main.spec.cjs
@@ -0,0 +1,5 @@
+const { testProp, fc } = require('@fast-check/ava');
+
+testProp('should pass', [fc.constant(null)], (t, value) => {
+  t.true(Object.is(value, null));
+});
diff --git a/packages/ava/test-bundle/main.spec.mjs b/packages/ava/test-bundle/main.spec.mjs
new file mode 100644
index 00000000..91bf480d
--- /dev/null
+++ b/packages/ava/test-bundle/main.spec.mjs
@@ -0,0 +1,5 @@
+import { testProp, fc } from '@fast-check/ava';
+
+testProp('should pass', [fc.constant(null)], (t, value) => {
+  t.true(Object.is(value, null));
+});
diff --git a/packages/test-ava-bundle-cjs/README.md b/packages/test-ava-bundle-cjs/README.md
deleted file mode 100644
index b5e1ea06..00000000
--- a/packages/test-ava-bundle-cjs/README.md
+++ /dev/null
@@ -1,11 +0,0 @@
-# `@fast-check/test-ava-bundle-cjs`
-
-Internal package assessing that @fast-check/ava can be properly referenced from a CommonJS context.
-
-This check confirms that the bundle is well defined and usable in this precise setup.
-
-How to run it?
-
-```sh
-yarn test
-```
diff --git a/packages/test-ava-bundle-cjs/index.test.js b/packages/test-ava-bundle-cjs/index.test.js
deleted file mode 100644
index dea9dd55..00000000
--- a/packages/test-ava-bundle-cjs/index.test.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// eslint-disable-next-line no-undef, @typescript-eslint/no-var-requires
-const { testProp, fc } = require('@fast-check/ava');
-
-// for all a, b, c strings
-// b is a substring of a + b + c
-testProp('should detect the substring', [fc.string(), fc.string(), fc.string()], (t, a, b, c) => {
-  t.true((a + b + c).includes(b));
-});
diff --git a/packages/test-ava-bundle-cjs/package.json b/packages/test-ava-bundle-cjs/package.json
deleted file mode 100644
index 0ee6e5b5..00000000
--- a/packages/test-ava-bundle-cjs/package.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-  "private": true,
-  "name": "@fast-check/test-ava-bundle-cjs",
-  "descrition": "Test bundling of @fast-check/ava against CJS runners",
-  "type": "commonjs",
-  "scripts": {
-    "test": "ava"
-  },
-  "devDependencies": {
-    "@fast-check/ava": "workspace:*",
-    "ava": "^4.3.3",
-    "fast-check": "workspace:*"
-  },
-  "license": "MIT"
-}
diff --git a/packages/test-ava-bundle-esm/README.md b/packages/test-ava-bundle-esm/README.md
deleted file mode 100644
index 201d8cc5..00000000
--- a/packages/test-ava-bundle-esm/README.md
+++ /dev/null
@@ -1,11 +0,0 @@
-# `@fast-check/test-ava-bundle-esm`
-
-Internal package assessing that @fast-check/ava can be properly referenced from a ESModule context.
-
-This check confirms that the bundle is well defined and usable in this precise setup.
-
-How to run it?
-
-```sh
-yarn test
-```
diff --git a/packages/test-ava-bundle-esm/index.test.js b/packages/test-ava-bundle-esm/index.test.js
deleted file mode 100644
index 559fd171..00000000
--- a/packages/test-ava-bundle-esm/index.test.js
+++ /dev/null
@@ -1,7 +0,0 @@
-import { testProp, fc } from '@fast-check/ava';
-
-// for all a, b, c strings
-// b is a substring of a + b + c
-testProp('should detect the substring', [fc.string(), fc.string(), fc.string()], (t, a, b, c) => {
-  t.true((a + b + c).includes(b));
-});
diff --git a/packages/test-ava-bundle-esm/package.json b/packages/test-ava-bundle-esm/package.json
deleted file mode 100644
index 422454cf..00000000
--- a/packages/test-ava-bundle-esm/package.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-  "private": true,
-  "name": "@fast-check/test-ava-bundle-esm",
-  "descrition": "Test bundling of @fast-check/ava against ESM runners",
-  "type": "module",
-  "scripts": {
-    "test": "ava"
-  },
-  "devDependencies": {
-    "@fast-check/ava": "workspace:*",
-    "ava": "^4.3.3",
-    "fast-check": "workspace:*"
-  },
-  "license": "MIT"
-}
diff --git a/yarn.lock b/yarn.lock
index 166a3001..0c5563af 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -767,7 +767,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@fast-check/ava@workspace:*, @fast-check/ava@workspace:packages/ava":
+"@fast-check/ava@workspace:packages/ava":
   version: 0.0.0-use.local
   resolution: "@fast-check/ava@workspace:packages/ava"
   dependencies:
@@ -875,26 +875,6 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@fast-check/test-ava-bundle-cjs@workspace:packages/test-ava-bundle-cjs":
-  version: 0.0.0-use.local
-  resolution: "@fast-check/test-ava-bundle-cjs@workspace:packages/test-ava-bundle-cjs"
-  dependencies:
-    "@fast-check/ava": "workspace:*"
-    ava: ^4.3.3
-    fast-check: "workspace:*"
-  languageName: unknown
-  linkType: soft
-
-"@fast-check/test-ava-bundle-esm@workspace:packages/test-ava-bundle-esm":
-  version: 0.0.0-use.local
-  resolution: "@fast-check/test-ava-bundle-esm@workspace:packages/test-ava-bundle-esm"
-  dependencies:
-    "@fast-check/ava": "workspace:*"
-    ava: ^4.3.3
-    fast-check: "workspace:*"
-  languageName: unknown
-  linkType: soft
-
 "@fast-check/test-bundle-esbuild-with-import@workspace:packages/test-bundle-esbuild-with-import":
   version: 0.0.0-use.local
   resolution: "@fast-check/test-bundle-esbuild-with-import@workspace:packages/test-bundle-esbuild-with-import"