diff --git a/install/common.sh b/install/common.sh
index 9dc1579..fb5a0f0 100755
--- a/install/common.sh
+++ b/install/common.sh
@@ -33,7 +33,7 @@ sudo apt install -y \
 sudo sed -i 's/#Port 22/Port 222/' /etc/ssh/sshd_config
 sudo systemctl restart sshd
 
-ssh-keygen -t ed25519
+ssh-keygen -t ed25519 || true
 ln -sr authorized_keys ~/.ssh/authorized_keys
 ln -sr ssh_config ~/.ssh/config