diff --git a/src/frontend/apps/e2e/package.json b/src/frontend/apps/e2e/package.json
index 7fd1edcb..9c7939ac 100644
--- a/src/frontend/apps/e2e/package.json
+++ b/src/frontend/apps/e2e/package.json
@@ -1,6 +1,9 @@
 {
   "name": "app-e2e",
   "version": "3.6.0",
+  "repository": "https://github.com/suitenumerique/docs",
+  "author": "DINUM",
+  "license": "MIT",
   "private": true,
   "scripts": {
     "lint": "eslint",
@@ -21,5 +24,6 @@
   "dependencies": {
     "convert-stream": "1.0.2",
     "pdf-parse": "1.1.1"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/frontend/apps/impress/package.json b/src/frontend/apps/impress/package.json
index a5716f45..183fa147 100644
--- a/src/frontend/apps/impress/package.json
+++ b/src/frontend/apps/impress/package.json
@@ -1,6 +1,9 @@
 {
   "name": "app-impress",
   "version": "3.6.0",
+  "repository": "https://github.com/suitenumerique/docs",
+  "author": "DINUM",
+  "license": "MIT",
   "private": true,
   "scripts": {
     "dev": "next dev",
@@ -89,5 +92,6 @@
     "vitest": "3.2.4",
     "webpack": "5.101.3",
     "workbox-webpack-plugin": "7.1.0"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/frontend/package.json b/src/frontend/package.json
index 585b83d1..d5094973 100644
--- a/src/frontend/package.json
+++ b/src/frontend/package.json
@@ -2,6 +2,9 @@
   "name": "impress",
   "version": "3.6.0",
   "private": true,
+  "repository": "https://github.com/suitenumerique/docs",
+  "author": "DINUM",
+  "license": "MIT",
   "workspaces": {
     "packages": [
       "apps/*",
@@ -38,5 +41,6 @@
     "react-dom": "19.1.1",
     "typescript": "5.9.2",
     "yjs": "13.6.27"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/frontend/packages/eslint-plugin-docs/package.json b/src/frontend/packages/eslint-plugin-docs/package.json
index 74e99969..dca7eed4 100644
--- a/src/frontend/packages/eslint-plugin-docs/package.json
+++ b/src/frontend/packages/eslint-plugin-docs/package.json
@@ -1,6 +1,8 @@
 {
   "name": "eslint-plugin-docs",
   "version": "3.6.0",
+  "repository": "https://github.com/suitenumerique/docs",
+  "author": "DINUM",
   "license": "MIT",
   "main": "index.js",
   "keywords": [
@@ -30,5 +32,6 @@
     "eslint-plugin-testing-library": "7.6.6",
     "eslint-plugin-vitest": "0.5.4",
     "prettier": "3.6.2"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/frontend/packages/i18n/package.json b/src/frontend/packages/i18n/package.json
index 6333949c..9cb1b9b8 100644
--- a/src/frontend/packages/i18n/package.json
+++ b/src/frontend/packages/i18n/package.json
@@ -1,6 +1,9 @@
 {
   "name": "packages-i18n",
   "version": "3.6.0",
+  "repository": "https://github.com/suitenumerique/docs",
+  "author": "DINUM",
+  "license": "MIT",
   "private": true,
   "scripts": {
     "extract-translation": "yarn extract-translation:impress",
@@ -21,5 +24,6 @@
     "ts-jest": "29.4.1",
     "typescript": "*",
     "yargs": "18.0.0"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/frontend/servers/y-provider/package.json b/src/frontend/servers/y-provider/package.json
index c40c8706..eb95ef33 100644
--- a/src/frontend/servers/y-provider/package.json
+++ b/src/frontend/servers/y-provider/package.json
@@ -46,5 +46,6 @@
     "vitest": "3.2.4",
     "vitest-mock-extended": "3.1.0",
     "ws": "8.18.3"
-  }
+  },
+  "packageManager": "yarn@1.22.22"
 }
diff --git a/src/mail/package.json b/src/mail/package.json
index f152109c..69db8c5d 100644
--- a/src/mail/package.json
+++ b/src/mail/package.json
@@ -16,6 +16,7 @@
   "volta": {
     "node": "22"
   },
+  "packageManager": "yarn@1.22.22",
   "repository": "https://github.com/suitenumerique/docs",
   "author": "DINUM",
   "license": "MIT"