diff --git a/Dockerfile b/Dockerfile
index 64b21822..fa8273f6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -65,7 +65,7 @@ RUN install-tool docker-compose v2.40.3
 RUN install-tool node 24.21.0
 
 # renovate: datasource=npm
-RUN install-tool pnpm 11.28.3
+RUN install-tool pnpm 12.9.0
 
 # renovate: datasource=github-releases packageName=containerbase/python-prebuild
 RUN install-tool python 3.14.8
diff --git a/package.json b/package.json
index e676bb0a..5cf9dc84 100644
--- a/package.json
+++ b/package.json
@@ -18,9 +18,9 @@
     "prettier": "3.9.9",
     "prettier-plugin-packagejson": "2.5.22"
   },
-  "packageManager": "pnpm@11.28.3",
+  "packageManager": "pnpm@12.9.0",
   "engines": {
     "node": "^22.11.0 || >=24.11.0",
-    "pnpm": "^11.0.0"
+    "pnpm": "^12.0.0"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ee781a2f..19a31789 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -1,3 +1,161 @@
+---
+lockfileVersion: '9.0'
+
+importers:
+
+  .:
+    configDependencies: {}
+    packageManagerDependencies:
+      pnpm:
+        specifier: 12.9.0
+        version: 12.9.0
+
+packages:
+
+  '@pnpm/exe.android-arm64@12.9.0':
+    resolution: {integrity: sha512-/53fHFwP1mBYQjli6h3LBZsocAMjrEY6hCDiomIwdLIFbtxHrWucPg/s8ozOG3K6Qt8yEA78v7fCcNrgZKTlEQ==}
+    cpu: [arm64]
+    os: [android]
+
+  '@pnpm/exe.android-x64@12.9.0':
+    resolution: {integrity: sha512-QI+Md3q3Df0WbDGpqciRw9ge0r7CGbxSlP3HcyIf34/YdZsbmUTl416oWOe3RrkZpVVVCA20f8B9esYrITpArA==}
+    cpu: [x64]
+    os: [android]
+
+  '@pnpm/exe.darwin-arm64@12.9.0':
+    resolution: {integrity: sha512-mWr7fGPYJ12GuvU/q0SyJfj7X/9Eqa5dA6cc+yUUAKRdYEcqW4lQcsDd1ArfxJNSDYooz9X+UhFeVxKO9e/xDA==}
+    cpu: [arm64]
+    os: [darwin]
+
+  '@pnpm/exe.darwin-x64@12.9.0':
+    resolution: {integrity: sha512-fr4ns4FyMLptdYbWqW3yc/yvbfQP7D1RBCFUJpSPr7tOzd3JxZvl+Tkvg65kEAGU5wXI6vl3eCOofumEj/n3Gw==}
+    cpu: [x64]
+    os: [darwin]
+
+  '@pnpm/exe.freebsd-x64@12.9.0':
+    resolution: {integrity: sha512-4+hZPeJzSSw1oOrfUg+v4QylHv6qKhdgcCnKt9ooryE79p1Z9oyozVJ5em+g6ajbvv6jlH+epnht8/s9Cp5M3Q==}
+    cpu: [x64]
+    os: [freebsd]
+
+  '@pnpm/exe.linux-arm64-musl@12.9.0':
+    resolution: {integrity: sha512-+mHQSbA6M6W71PyV0IxYu2T43lZA8rAhlw4Gy7EMlyiv8H2GWJAXtUXl2huw7tnsar2AhCRlPn/ZvUv+/mIBkA==}
+    cpu: [arm64]
+    os: [linux]
+    libc: [musl]
+
+  '@pnpm/exe.linux-arm64@12.9.0':
+    resolution: {integrity: sha512-U1mBoG27+J/HuWYtVZOQrvbiKnTlDsDVzyroKQqHsJaTHTXi0H5Y+fU1GjUyMcNG5r/EXtbhp9iAwQt64uXTxQ==}
+    cpu: [arm64]
+    os: [linux]
+    libc: [glibc]
+
+  '@pnpm/exe.linux-ppc64@12.9.0':
+    resolution: {integrity: sha512-P5bgei3i6wjlKq6s4PNg/0cvik354upY2wW3YGSfweYTABnAZP2zGzgMc0eO5SHTz934Cbya8Z0YFRdw6MfmCg==}
+    cpu: [ppc64]
+    os: [linux]
+    libc: [glibc]
+
+  '@pnpm/exe.linux-riscv64@12.9.0':
+    resolution: {integrity: sha512-oNx2uOo2gVrRckEvz7V+FKeq9HOF0rKNHcCyxRRHSXEXpmP6ZMMgJ+iU/m/zfSGp6bAcC5mvAE270FhAeIeKhA==}
+    cpu: [riscv64]
+    os: [linux]
+    libc: [glibc]
+
+  '@pnpm/exe.linux-s390x@12.9.0':
+    resolution: {integrity: sha512-OChHS7hOlqdBMtZqjIB1QoZGNfzLPSsvTa2kYanf3qso5Q+KgnROQ+uV4a0wRGC6sdshSA63+Ui8MCylRy6iwA==}
+    cpu: [s390x]
+    os: [linux]
+    libc: [glibc]
+
+  '@pnpm/exe.linux-x64-musl@12.9.0':
+    resolution: {integrity: sha512-ubZPsDMXS+LEnPa7wZD18E+KTpOAZPt+ms/khfIROt+6Cp0A2kayQA8aIsvV7+jGZD0xoknvaGN/P3v9OisZUg==}
+    cpu: [x64]
+    os: [linux]
+    libc: [musl]
+
+  '@pnpm/exe.linux-x64@12.9.0':
+    resolution: {integrity: sha512-ElANYUwQuMfWqMJR4m5L5h9zKjvGKcA8hi2put4J1DMx2smVaNGkGnxkgeIYgMjmF7UFxlZDcL4jItkScgsW4A==}
+    cpu: [x64]
+    os: [linux]
+    libc: [glibc]
+
+  '@pnpm/exe.win32-arm64@12.9.0':
+    resolution: {integrity: sha512-cqnBKZg5e9fFghmYtgJLyZOAsS1EyLeDVJ0qNsjR7hcc+dq1mWRiDo0erqdj2PGoYaVogyF9WejZSJoKvlfXDw==}
+    cpu: [arm64]
+    os: [win32]
+
+  '@pnpm/exe.win32-x64@12.9.0':
+    resolution: {integrity: sha512-khqst6QGgHdKs2lEmz0N75qN/EoOcEywNQlRPfBrBrq1SytHra6ro/xViueJkVvDOz9gEO8oYcXTdZeAjErjMg==}
+    cpu: [x64]
+    os: [win32]
+
+  pnpm@12.9.0:
+    resolution: {integrity: sha512-j2TvoLeSmGypiuVoeRvNdyKAfidMTwwdmFPGIRZJXFhBGduYdioqU0OxaE02G5rib90W1VFmbXY1NG0/roMN3Q==}
+    engines: {node: '>=18.*'}
+    hasBin: true
+
+snapshots:
+
+  '@pnpm/exe.android-arm64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.android-x64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.darwin-arm64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.darwin-x64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.freebsd-x64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-arm64-musl@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-arm64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-ppc64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-riscv64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-s390x@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-x64-musl@12.9.0':
+    optional: true
+
+  '@pnpm/exe.linux-x64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.win32-arm64@12.9.0':
+    optional: true
+
+  '@pnpm/exe.win32-x64@12.9.0':
+    optional: true
+
+  pnpm@12.9.0:
+    optionalDependencies:
+      '@pnpm/exe.android-arm64': 12.9.0
+      '@pnpm/exe.android-x64': 12.9.0
+      '@pnpm/exe.darwin-arm64': 12.9.0
+      '@pnpm/exe.darwin-x64': 12.9.0
+      '@pnpm/exe.freebsd-x64': 12.9.0
+      '@pnpm/exe.linux-arm64': 12.9.0
+      '@pnpm/exe.linux-arm64-musl': 12.9.0
+      '@pnpm/exe.linux-ppc64': 12.9.0
+      '@pnpm/exe.linux-riscv64': 12.9.0
+      '@pnpm/exe.linux-s390x': 12.9.0
+      '@pnpm/exe.linux-x64': 12.9.0
+      '@pnpm/exe.linux-x64-musl': 12.9.0
+      '@pnpm/exe.win32-arm64': 12.9.0
+      '@pnpm/exe.win32-x64': 12.9.0
+
+---
 lockfileVersion: '9.0'
 
 settings: