diff --git a/kubernetes/apps/default/cloudnative-pg/cluster/backups/00-webhook b/kubernetes/apps/default/cloudnative-pg/cluster/backups/00-webhook
deleted file mode 100644
index 74b8334a2..000000000
--- a/kubernetes/apps/default/cloudnative-pg/cluster/backups/00-webhook
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/sh
-
-set -e
-
-# Possible actions: error, pre-backup, post-backup
-ACTION="$1"
-
-if [ "$WEBHOOK_URL" != "**None**" ]; then
-  case "$ACTION" in
-    "error")
-      echo "Execute error webhook call to $WEBHOOK_URL"
-      curl --url "$WEBHOOK_URL" \
-        --header 'Content-Type: application/json' \
-        --max-time 10 \
-        --retry 5 \
-        $WEBHOOK_EXTRA_ARGS
-      ;;
-#   "pre-backup")
-#     echo "Nothing to do"
-#     ;;
-    "post-backup")
-      echo "Execute post-backup webhook call to $WEBHOOK_URL"
-      curl --url "$WEBHOOK_URL" \
-        --header 'Content-Type: application/json' \
-        --max-time 10 \
-        --retry 5 \
-        $WEBHOOK_EXTRA_ARGS
-      ;;
-  esac
-fi
diff --git a/kubernetes/apps/default/cloudnative-pg/cluster/backups/external-backup.yaml b/kubernetes/apps/default/cloudnative-pg/cluster/backups/external-backup.yaml
index b399a6a6f..29ba961cc 100644
--- a/kubernetes/apps/default/cloudnative-pg/cluster/backups/external-backup.yaml
+++ b/kubernetes/apps/default/cloudnative-pg/cluster/backups/external-backup.yaml
@@ -46,15 +46,8 @@ spec:
               volumeMounts:
                 - name: backups
                   mountPath: /backups
-                - name: files
-                  subPath: 00-webhook
-                  mountPath: /hooks/00-webhook
           volumes:
             - name: backups
               nfs:
                 server: "${LOCAL_LAN_TRUENAS}"
                 path: /mnt/storage/backups/postgresql
-            - name: files
-              configMap:
-                name: postgres-external-backup
-                defaultMode: 0555