diff --git a/.github/workflows/regen.yml b/.github/workflows/regen.yml
index 400af84..6edce1f 100644
--- a/.github/workflows/regen.yml
+++ b/.github/workflows/regen.yml
@@ -37,7 +37,7 @@ jobs:
           restore-keys: |
             ${{runner.os}}-go-${{steps.go.outputs.go-version}}-regen
       - name: Install Protoc
-        uses: arduino/setup-protoc@v2
+        uses: arduino/setup-protoc@c65c819552d16ad3c9b72d9dfd5ba5237b9c906b # v3.0.0
         with:
           version: "23.x"
       - name: Install protoc-gen-go