diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f07ebd4..26b4235 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -31,7 +31,10 @@ jobs:
       - name: Add server to known hosts
         run: |
           mkdir -p ~/.ssh
-          echo "${{ env.KNOWN_HOSTS }}" > ~/.ssh/known_hosts
+          touch ~/.ssh/known_hosts
+          echo "${{ secrets.SERVER_HOST }} ssh-rsa ${{ secrets.KNOWN_HOSTS }}" >> ~/.ssh/known_hosts
+          chmod 600 ~/.ssh/known_hosts
+          chmod 700 ~/.ssh
 
       - name: Deploy on Server
         run: |