diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 80c1b17..2c39fd6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
 
       # pnpm via corepack — the version is pinned by the `packageManager` field
       # in package.json, so every contributor and CI run use the same pnpm.
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6
 
       - uses: actions/setup-node@v6
         with:
@@ -51,7 +51,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6
 
       - uses: actions/setup-node@v6
         with:
@@ -99,7 +99,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6
 
       - uses: actions/setup-node@v6
         with:
diff --git a/.github/workflows/deploy-website.yml b/.github/workflows/deploy-website.yml
index e718f0b..a81d872 100644
--- a/.github/workflows/deploy-website.yml
+++ b/.github/workflows/deploy-website.yml
@@ -37,7 +37,7 @@ jobs:
       # in the root package.json, so CI uses the same pnpm as local dev. The
       # website is a pnpm workspace member (pnpm-workspace.yaml), so one
       # `pnpm install` at the root installs every package including the website.
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6
 
       - name: Setup Node
         uses: actions/setup-node@v6
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index edd23f9..3b26c89 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v7
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6
       - uses: actions/setup-node@v6
         with:
           node-version: "22"