diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c1fcd90..7fa4bdf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
             - name: Install pnpm
               uses: pnpm/action-setup@v2
               with:
-                  version: 9.0.0
+                  version: 9.15.9
 
             - name: Setup Node.js ${{ matrix.node-version }}
               uses: actions/setup-node@v6
@@ -68,7 +68,7 @@ jobs:
             - name: Install pnpm
               uses: pnpm/action-setup@v2
               with:
-                  version: 9.0.0
+                  version: 9.15.9
 
             - name: Setup Node.js
               uses: actions/setup-node@v6
@@ -115,7 +115,7 @@ jobs:
             - name: Install pnpm
               uses: pnpm/action-setup@v2
               with:
-                  version: 9.0.0
+                  version: 9.15.9
 
             - name: Setup Node.js
               uses: actions/setup-node@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f04a75f..49f5624 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
             - name: Install pnpm
               uses: pnpm/action-setup@v2
               with:
-                  version: 9.0.0
+                  version: 9.15.9
 
             - name: Setup Node.js
               uses: actions/setup-node@v6
diff --git a/package.json b/package.json
index 2b66354..bd97884 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "A Model Context Protocol server",
   "main": "build/index.js",
   "type": "module",
-  "packageManager": "pnpm@9.0.0",
+  "packageManager": "pnpm@9.15.9",
   "scripts": {
     "build": "tsc",
     "watch": "tsc --watch",