diff --git a/how-to-configure-hardened-raspberry-pi/secure-ssh.sh b/how-to-configure-hardened-raspberry-pi/secure-ssh.sh
index b271e35..8e6da23 100644
--- a/how-to-configure-hardened-raspberry-pi/secure-ssh.sh
+++ b/how-to-configure-hardened-raspberry-pi/secure-ssh.sh
@@ -6,9 +6,9 @@ set -e
 
 mkdir ~/.ssh
 
-cat << "_EOF" > ~/.ssh/authorized_keys
-ssh-rsa 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 pi
-_EOF
+cat << "EOF" > ~/.ssh/authorized_keys
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHLwQ2fk5VvoKJ6PNdJfmtum6fTAIn7xG5vbFm0YjEGY pi
+EOF
 
 sudo sed -i -E 's/^(#)?PermitRootLogin (prohibit-password|yes)/PermitRootLogin no/' /etc/ssh/sshd_config
 sudo sed -i -E 's/^(#)?PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config
diff --git a/how-to-configure-hardened-raspberry-pi/secure-ssh.sh.asc b/how-to-configure-hardened-raspberry-pi/secure-ssh.sh.asc
index e54fd2d..938da82 100644
--- a/how-to-configure-hardened-raspberry-pi/secure-ssh.sh.asc
+++ b/how-to-configure-hardened-raspberry-pi/secure-ssh.sh.asc
@@ -1,16 +1,7 @@
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