diff --git a/.github/workflows/diff-explorer.yaml b/.github/workflows/diff-explorer.yaml
index ee0fb20c..c4798d0e 100644
--- a/.github/workflows/diff-explorer.yaml
+++ b/.github/workflows/diff-explorer.yaml
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
-      - uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda # v4.1.0
+      - uses: pnpm/action-setup@ea17c68df8912ef543352723c149a84f56e3d413 # v6.1.0
         with:
           version: 10.34.6
       - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7.1.0