diff --git a/.github/workflows/verify.yml b/.github/workflows/verify.yml
index 666e745..2da4643 100644
--- a/.github/workflows/verify.yml
+++ b/.github/workflows/verify.yml
@@ -15,10 +15,9 @@ jobs:
       fail-fast: false
     steps:
     - name: Install SSH key
-      uses: shimataro/ssh-key-action@HEAD
+      uses: shimataro/ssh-key-action@feature/required
       with:
         private-key: ${{ secrets.SSH_KEY }}
-        public-key: ${{ secrets.SSH_KEY_PUBLIC }}
         known-hosts: ${{ secrets.KNOWN_HOSTS }} # optional
     - name: print created files
       run: ls ~/.ssh