diff --git a/playbooks/roles/borg-backup-server/files/prune-borg-backups.sh b/playbooks/roles/borg-backup-server/files/prune-borg-backups.sh
index 7669047f63..0a78067588 100644
--- a/playbooks/roles/borg-backup-server/files/prune-borg-backups.sh
+++ b/playbooks/roles/borg-backup-server/files/prune-borg-backups.sh
@@ -26,10 +26,15 @@ pushd /opt/backups
 for u in borg-*; do
     BORG_BASE=/opt/backups/$u
     BORG_REPO=${BORG_BASE}/backup
+    BORG_RETIRED=${BORG_BASE}/.retired
 
     _prune_flags='--keep-daily 7 --keep-weekly 4 --keep-monthly 12'
     _retired=''
-    if [[ -f ${BORG_BASE}/.retired ]]; then
+    if [[ -f "${BORG_RETIRED}" ]] && [[ ! -d "${BORG_REPO}" ]]; then
+        # This repo was retired and purged. We don't need to prune it.
+        echo "$(date) Skipping ${BORG_REPO} it is retired and purged."
+        continue
+    elif [[ -f "${BORG_RETIRED}" ]]; then
         _prune_flags='--keep-daily 1'
         _retired=' (retired)'
     fi