diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4706ed7a..2db1aa6c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@v6
         with:
-          version: 11.8.0
+          version: 11.21.0
 
       - name: Setup Node
         uses: actions/setup-node@v6
@@ -67,7 +67,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@v6
         with:
-          version: 11.8.0
+          version: 11.21.0
 
       - name: Setup Node
         uses: actions/setup-node@v6
diff --git a/package.json b/package.json
index 2e347776..b95423d2 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "typescript": "6.0.3",
     "typescript-eslint": "8.61.1"
   },
-  "packageManager": "pnpm@11.8.0",
+  "packageManager": "pnpm@11.21.0",
   "engines": {
     "node": ">=24.15.0",
     "pnpm": ">=11.1.0 <12.0.0"