diff --git a/web/plugins/wato/inv_cisco_psirt.py b/web/plugins/wato/inv_cisco_psirt.py
deleted file mode 100644
index 5674516f1ec3d9e680bba0698172a18a092482de..0000000000000000000000000000000000000000
--- a/web/plugins/wato/inv_cisco_psirt.py
+++ /dev/null
@@ -1,123 +0,0 @@
-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-#
-# License: GNU General Public License v2
-
-# Author: thl-cmk[at]outlook[dot]com
-# URL   : https://thl-cmk.hopto.org
-# Date  :
-#
-# 2021-07-23: rewritten for CMK 2.0
-#
-
-from cmk.gui.i18n import _
-from cmk.gui.plugins.wato import (
-    HostRulespec,
-    rulespec_registry,
-)
-from cmk.gui.valuespec import (
-    Dictionary,
-    FixedValue,
-    TextAscii,
-    ListChoice,
-    Integer,
-    Alternative,
-)
-
-from cmk.gui.plugins.wato.inventory import (
-    RulespecGroupInventory,
-)
-
-_removecolumns_inv_cisco_psirt = [
-    ('bugIDs', 'Cisco Bug IDs'),
-    ('firstFixed', 'First fixed in'),
-    ('firstPublished', 'First Published'),
-    ('installed_version', 'installed version'),
-    ('lastUpdated', 'Last Updated'),
-    ('publicationUrl', 'Public URL'),
-    ('summary', 'Summary'),
-    ('cwe', 'CWE'),
-    ('cves', 'CVEs'),
-    ('productNames', 'Product names'),
-    ('ipsSignatures', 'IPS signatures'),
-    ('iosRelease', 'IOS Releases'),
-    ('cvrfUrl', 'CVRF URL'),
-    ('ovalUrl', 'OVAL URL'),
-]
-
-
-def _valuespec_inv_cisco_psirt():
-    return Dictionary(
-        title=_('Cisco PSIRT advisories'),
-        elements=[
-            ('removecolumns',
-             ListChoice(
-                 title=_('remove columns'),
-                 help=_('remove information from report'),
-                 choices=_removecolumns_inv_cisco_psirt,
-                 default_value=[
-                     'publicationUrl',
-                     'summary',
-                     'cwe',
-                     'cves',
-                     'productNames',
-                     'iosRelease',
-                     'ipsSignatures',
-                     'cvrfUrl',
-                     'ovalUrl',
-                 ],
-             )),
-            ('psirt_type',
-             Alternative(
-                 title=_('Cisco PSIRT advisory type'),
-                 style='dropdown',
-                 # default_value=True,
-                 elements=[
-                     FixedValue(
-                         'IOS',
-                         title=_('add Cisco PSIRT IOS security advisories'),
-                         # tototext=_('Cisco PSIRT IOS security advisories info enabled'),
-                         help=_('CMK will request Cisco IOS PSIRT security advisories'),
-                     ),
-                     FixedValue(
-                         'IOS-XE',
-                         title=_('add Cisco PSIRT IOS-XE security advisories'),
-                         # tototext=_('Cisco PSIRT IOS-XE security advisories info enabled'),
-                         help=_('CMK will request Cisco IOS-XE PSIRT security advisories'),
-                     ),
-                     Dictionary(
-                         title=_('add Cisco PSIRT advisories by base product id'),
-                         elements=[
-                             ('product_family',
-                              TextAscii(
-                                  title=_('product family'),
-                                  help=_('Product family for example: NEXUS, WSA, ESA or ASA'),
-                                  allow_empty=False,
-                                  size=24,
-                              )),
-                             ('not_updated',
-                              Integer(
-                                  title=_('don\'t show advisories not updated for the last X days'),
-                                  default_value=730,
-                                  # allow_empty=False,
-                              )
-                              ),
-                             ('dont_show_older_then',
-                              TextAscii(
-                                  title=_('don\'t show advisories from before YYYY-MM-DD'),
-                                  default_value='2000-01-01',
-                                  allow_empty=False,
-                              )),
-                         ])
-                 ]
-             )),
-        ])
-
-
-rulespec_registry.register(
-    HostRulespec(
-        group=RulespecGroupInventory,
-        match_type='dict',
-        name='inv_parameters:inv_cisco_psirt',
-        valuespec=_valuespec_inv_cisco_psirt,
-    ))