diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index ff0037e..35fd929 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -52,7 +52,8 @@ jobs:
       - name: Add server to known hosts
         run: |
           mkdir -p ~/.ssh
-          echo "${{ secrets.KNOWN_HOSTS }}" > ~/.ssh/known_hosts
+          echo "${{ secrets.KNOWN_HOSTS }}" >> ~/.ssh/known_hosts
+          chmod 644 ~/.ssh/known_hosts
 
   deploy-on-server:
     environment: Test
@@ -74,12 +75,12 @@ jobs:
 
         run: |
           echo $DIRECTORY
-          ssh -t $SERVER_USER@$SERVER_HOST << EOF
+          ssh -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_HOST << EOF
             rm -rf $DIRECTORY && mkdir -p $DIRECTORY
           EOF
-          scp -r * $SERVER_USER@$SERVER_HOST:$DIRECTORY
-          scp .env $SERVER_USER@$SERVER_HOST:$DIRECTORY/.env
-          ssh -t $SERVER_USER@$SERVER_HOST << EOF
+          scp -o StrictHostKeyChecking=no -r * $SERVER_USER@$SERVER_HOST:$DIRECTORY
+          scp -o StrictHostKeyChecking=no .env $SERVER_USER@$SERVER_HOST:$DIRECTORY/.env
+          ssh -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_HOST << EOF
             echo "Starting deployment process..."
             cd $DIRECTORY
             sh deploy.sh