diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5c9de968..28246e48 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ on:
 env:
   FORCE_COLOR: 1
   # renovate: datasource=npm depName=pnpm
-  PNPM_VERSION: 6.35.1
+  PNPM_VERSION: 9.15.3
 
 jobs:
   lint:
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4
         with:
-          node-version: 12.x
+          node-version: 22.x
 
       - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
         with:
@@ -36,7 +36,7 @@ jobs:
   tests:
     strategy:
       matrix:
-        node-version: [12.x, 14.x]
+        node-version: [20.x, 22.x]
 
     name: Tests (Node.js ${{ matrix.node-version }})
     runs-on: ubuntu-latest
@@ -67,7 +67,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4
         with:
-          node-version: 14.x
+          node-version: 22.x
           registry-url: 'https://registry.npmjs.org'
 
       - uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0