diff --git a/apps/terminal/models/session/session.py b/apps/terminal/models/session/session.py
index 8530c3c63..3d898e5eb 100644
--- a/apps/terminal/models/session/session.py
+++ b/apps/terminal/models/session/session.py
@@ -130,12 +130,11 @@ class Session(OrgModelMixin):
     def can_join(self):
         if self.is_finished:
             return False
-        if self.login_from == self.LOGIN_FROM.RT:
-            return False
         if self.type != SessionType.normal:
             # 会话监控仅支持 normal，不支持 tunnel 和 command
             return False
-        if self.terminal.type in [TerminalType.lion, TerminalType.koko]:
+        support_types = [TerminalType.lion, TerminalType.koko, TerminalType.razor]
+        if self.terminal.type in support_types:
             return True
         else:
             return False