diff --git a/libervia/backend/plugins/plugin_xep_0060.py b/libervia/backend/plugins/plugin_xep_0060.py
index 97b9f203..4ffb70d0 100644
--- a/libervia/backend/plugins/plugin_xep_0060.py
+++ b/libervia/backend/plugins/plugin_xep_0060.py
@@ -31,6 +31,7 @@ from typing import (
     Self,
     Set,
     Union,
+    cast,
 )
 import urllib.parse
 
@@ -53,7 +54,8 @@ from libervia.backend.core.i18n import _
 from libervia.backend.core.log import getLogger
 from libervia.backend.core.core_types import SatXMPPClient
 from libervia.backend.models.types import JIDType
-from libervia.backend.plugins.plugin_xep_0059 import RSMRequest
+from libervia.backend.plugins.plugin_xep_0059 import XEP_0059, RSMRequest
+from libervia.backend.plugins.plugin_xep_0313 import XEP_0313
 from libervia.backend.tools import utils
 from libervia.backend.tools import sat_defer
 from libervia.backend.tools import xml_tools
@@ -264,8 +266,8 @@ class XEP_0060:
     def __init__(self, host):
         log.info(_("PubSub plugin initialization"))
         self.host = host
-        self._rsm = host.plugins.get("XEP-0059")
-        self._mam = host.plugins.get("XEP-0313")
+        self._rsm = cast(XEP_0059, host.plugins.get("XEP-0059"))
+        self._mam = cast(XEP_0313, host.plugins.get("XEP-0313"))
         self._node_cb: dict[str, NodeMonitorData] = {}
         self.rt_sessions = sat_defer.RTDeferredSessions()
         host.bridge.add_method(