diff --git a/.gitea/workflows/deploy-staging.yml b/.gitea/workflows/deploy-staging.yml
index dc0498d..b8fb499 100644
--- a/.gitea/workflows/deploy-staging.yml
+++ b/.gitea/workflows/deploy-staging.yml
@@ -30,10 +30,10 @@ jobs:
           ls -lah
           ls -lah ./ttmt-frontend.tar
           mkdir -p ~/.ssh
-          printf '%s' "$SSH_PRIVATE_KEY" > ~/.ssh/id_rsa
+          printf '%s' "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_rsa
           chmod 600 ~/.ssh/id_rsa
-          ssh-keyscan -p "$SSH_PORT" "$SSH_HOST" >> ~/.ssh/known_hosts
-          scp -v -P "$SSH_PORT" ./ttmt-frontend.tar "$SSH_USER@$SSH_HOST:/tmp/ttmt-frontend.tar"
+          SSH_PORT="${SSH_PORT:-22}"
+          scp -v -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -P "$SSH_PORT" ./ttmt-frontend.tar "$SSH_USER@$SSH_HOST:/tmp/ttmt-frontend.tar"
 
       - name: Deploy on target (docker compose)
         uses: appleboy/ssh-action@v1.0.3