diff --git a/.github/workflows/relay-test.yml b/.github/workflows/relay-test.yml
index 0a100e847..a04045e58 100644
--- a/.github/workflows/relay-test.yml
+++ b/.github/workflows/relay-test.yml
@@ -104,7 +104,7 @@ jobs:
       - name: Install Protoc
         uses: arduino/setup-protoc@v2
         with:
-          version: '3.20'
+          version: "23.4"
 
       - name: Invoke
         working-directory: tools/invoker