diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8089b4f3..835bdb5c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Install pnpm
         uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 8.15.9
       - uses: ppodds/relno-action@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index c3b1f8a2..64f16b7a 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -10,7 +10,7 @@ jobs:
       - name: Install pnpm
         uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 8.15.9
       - name: Set node version to 18
         uses: actions/setup-node@v4
         with:
diff --git a/package.json b/package.json
index 80e8bce6..bc633d89 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "test": "lerna run test",
     "prepublishOnly": "pnpm run lint && pnpm run test && pnpm run build"
   },
-  "packageManager": "pnpm@8.11.0",
+  "packageManager": "pnpm@8.15.9",
   "devDependencies": {
     "husky": "^8.0.3",
     "lerna": "^8.0.0"
diff --git a/packages/cli/package.json b/packages/cli/package.json
index f0bcc1e0..2b036793 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -27,7 +27,7 @@
     "release",
     "release note"
   ],
-  "packageManager": "pnpm@8.11.0",
+  "packageManager": "pnpm@8.15.9",
   "dependencies": {
     "commander": "^11.1.0",
     "relno": "workspace:^"
diff --git a/packages/contributor/package.json b/packages/contributor/package.json
index ed8295e6..7145a6a7 100644
--- a/packages/contributor/package.json
+++ b/packages/contributor/package.json
@@ -25,7 +25,7 @@
     "release",
     "release note"
   ],
-  "packageManager": "pnpm@8.11.0",
+  "packageManager": "pnpm@8.15.9",
   "devDependencies": {
     "@jest/globals": "^29.7.0",
     "@types/node": "^20.10.4",
diff --git a/packages/relno/package.json b/packages/relno/package.json
index 5d55d76b..d54ef281 100644
--- a/packages/relno/package.json
+++ b/packages/relno/package.json
@@ -26,7 +26,7 @@
     "release",
     "release note"
   ],
-  "packageManager": "pnpm@8.11.0",
+  "packageManager": "pnpm@8.15.9",
   "dependencies": {
     "date-and-time": "^3.0.3",
     "peggy": "^3.0.2",