diff --git a/roles/backup_server/files/backup-sshd_config-stretch b/roles/backup_server/files/backup-sshd_config-stretch
index fc512483ac2ed4d5b37e155d42842f31ab1a64e2..eff4f61893496e420c9f33052138bbbe06a929d4 100644
--- a/roles/backup_server/files/backup-sshd_config-stretch
+++ b/roles/backup_server/files/backup-sshd_config-stretch
@@ -65,7 +65,7 @@ Subsystem sftp internal-sftp
 UsePAM yes
 
 # Specify a dedicated PID file for the backup SSH.
-PidFile /var/run/sshd-backup.pid
+PidFile /run/sshd-backup.pid
 
 # Users logging-in are forced to use the SFTP server.
 ForceCommand internal-sftp