diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 887bec5..1c77a99 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Install pnpm
         run: |
           corepack enable
-          corepack prepare pnpm@latest --activate
+          corepack use pnpm@*
 
       - name: Install dependencies
         run: pnpm install
@@ -39,7 +39,7 @@ jobs:
       - name: Install pnpm
         run: |
           corepack enable
-          corepack prepare pnpm@latest --activate
+          corepack use pnpm@*
 
       - name: Install dependencies
         run: |
@@ -68,7 +68,7 @@ jobs:
       - name: Install pnpm
         run: |
           corepack enable
-          corepack prepare pnpm@latest --activate
+          corepack use pnpm@*
 
       - name: Install dependencies
         run: |
diff --git a/package.json b/package.json
index 32ca426..90a338c 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,7 @@
     "ts-node": "^10.9.2",
     "typescript": "^5.6.2"
   },
+  "packageManager": "pnpm@9.9.0",
   "author": "Julien Ripouteau <julien@ripouteau.com>",
   "license": "ISC",
   "keywords": [],