diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 91468d1..bd01019 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -39,7 +39,7 @@ jobs:
           ref: main
           fetch-depth: 0
 
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6.0.9
       - uses: actions/setup-node@v4
         with:
           node-version: 24
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index e95b6cb..67b4939 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
       # Has to run before setup-node, otherwise `cache: pnpm` finds no pnpm.
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@v6.0.9
       - uses: actions/setup-node@v7
         with:
           node-version: 24