diff --git a/.github/workflows/prune-supply-chain.yml b/.github/workflows/prune-supply-chain.yml
index 4526558..c242061 100644
--- a/.github/workflows/prune-supply-chain.yml
+++ b/.github/workflows/prune-supply-chain.yml
@@ -20,7 +20,7 @@ jobs:
 
       - uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4.3.0
         with:
-          version: 10.33.0
+          version: 11.9.0
 
       - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
diff --git a/.github/workflows/publish-to-artifactregistry.yml b/.github/workflows/publish-to-artifactregistry.yml
index 78c6829..0908131 100644
--- a/.github/workflows/publish-to-artifactregistry.yml
+++ b/.github/workflows/publish-to-artifactregistry.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@fc06bc1257f339d1d5d8b3a19a8cae5388b55320 # v5.0.0
         with:
-          version: 10.33.0
+          version: 11.9.0
 
       - name: Use Node.js
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 372c38d..984dc9e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@fc06bc1257f339d1d5d8b3a19a8cae5388b55320 # v5.0.0
         with:
-          version: 10.33.0
+          version: 11.9.0
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
@@ -26,7 +26,7 @@ jobs:
       - run: pnpm install --frozen-lockfile
 
       - name: Security audit
-        run: pnpm dlx --config.minimumReleaseAge=0 pnpm@11.0.0-rc.1 --config.package-manager-strict=false audit
+        run: pnpm dlx --config.minimumReleaseAge=0 pnpm@11.9.0 --config.package-manager-strict=false audit
 
       - run: pnpm test
 
diff --git a/package.json b/package.json
index 78545a1..a0c924b 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "test:vitest:watch": "vitest",
     "artifactregistry-login": "npx google-artifactregistry-auth"
   },
-  "packageManager": "pnpm@10.33.0",
+  "packageManager": "pnpm@11.9.0",
   "engines": {
     "node": "24.14.1"
   }