diff --git a/.github/workflows/prune-supply-chain.yml b/.github/workflows/prune-supply-chain.yml
index 7a039f3..3dca328 100644
--- a/.github/workflows/prune-supply-chain.yml
+++ b/.github/workflows/prune-supply-chain.yml
@@ -19,7 +19,7 @@ jobs:
 
       - uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9
         with:
-          version: 11.9.0
+          version: 11.28.5
 
       - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
         with:
diff --git a/.github/workflows/publish-to-artifactregistry.yml b/.github/workflows/publish-to-artifactregistry.yml
index ed9a1c8..a585c89 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@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9
         with:
-          version: 11.9.0
+          version: 11.28.5
 
       - name: Use Node.js
         uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 33e38b7..8a1eb0f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9
         with:
-          version: 11.9.0
+          version: 11.28.5
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
diff --git a/package.json b/package.json
index b9e0d45..ebfd6b6 100644
--- a/package.json
+++ b/package.json
@@ -70,5 +70,5 @@
     "vite": "8.0.16",
     "vitest": "4.1.11"
   },
-  "packageManager": "pnpm@11.9.0"
+  "packageManager": "pnpm@11.28.5"
 }
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 0ba3c74..70d5f95 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -21,7 +21,6 @@ overrides:
   'minimatch@<10.0.0': '>=10.2.4'
   'postcss@<8.5.18': '>=8.5.18'
   'fast-uri@>=3.0.0 <3.1.4': '>=3.1.4'
-packageManagerStrictVersion: true
 savePrefix: ""
 trustPolicy: no-downgrade
 trustPolicyIgnoreAfter: 10080 # 1 week