diff --git a/python/pacemaker/_cts/cmcorosync.py b/python/pacemaker/_cts/cmcorosync.py
index 3cd102c6cb..eab8af3ee5 100644
--- a/python/pacemaker/_cts/cmcorosync.py
+++ b/python/pacemaker/_cts/cmcorosync.py
@@ -1,53 +1,48 @@
 """Corosync-specific class for Pacemaker's Cluster Test Suite (CTS)."""
 
 __all__ = ["Corosync2"]
 __copyright__ = "Copyright 2007-2025 the Pacemaker project contributors"
 __license__ = "GNU General Public License version 2 or later (GPLv2+) WITHOUT ANY WARRANTY"
 
 from pacemaker._cts.CTS import Process
 from pacemaker._cts.clustermanager import ClusterManager
 
 # Throughout this file, pylint has trouble understanding that EnvFactory
 # is a singleton instance that can be treated as a subscriptable object.
 # Various warnings are disabled because of this.  See also a comment about
 # self._rsh in environment.py.
 # pylint: disable=unsubscriptable-object
 
 
 class Corosync2(ClusterManager):
     """A subclass of ClusterManager specialized to handle corosync2 and later based clusters."""
 
     def __init__(self):
         """Create a new Corosync2 instance."""
         ClusterManager.__init__(self)
         self._components = {}
 
     @property
     def components(self):
         """Return a list of patterns that should be ignored for the cluster's components."""
         if not self._components:
             common_ignore = self.templates.get_component("common-ignore")
 
             daemons = [
+                "corosync",
                 "pacemaker-based",
                 "pacemaker-controld",
                 "pacemaker-attrd",
                 "pacemaker-execd",
                 "pacemaker-fenced"
             ]
             for c in daemons:
                 badnews = self.templates.get_component(f"{c}-ignore") + common_ignore
                 proc = Process(self, c, pats=self.templates.get_component(c),
                                badnews_ignore=badnews)
                 self._components[c] = proc
 
-            # add (or replace) extra components
-            badnews = self.templates.get_component("corosync-ignore") + common_ignore
-            proc = Process(self, "corosync", pats=self.templates.get_component("corosync"),
-                           badnews_ignore=badnews)
-            self._components["corosync"] = proc
-
         if self.env["DoFencing"]:
             return list(self._components.values())
 
         return [v for k, v in self._components.items() if k != "pacemaker-fenced"]