1 files changed, 2 insertions, 0 deletions
diff --git a/slack/shared.py b/slack/shared.py
index 600723b..0cf25f4 100644
--- a/slack/shared.py
+++ b/slack/shared.py
@@ -6,6 +6,7 @@ from typing import TYPE_CHECKING, Callable, Dict, List, Union
 if TYPE_CHECKING:
     from slack.config import SlackConfig
     from slack.error import UncaughtError
+    from slack.slack_buffer import SlackBuffer
     from slack.slack_emoji import Emoji
     from slack.slack_workspace import SlackWorkspace
     from slack.task import Future, Task
@@ -22,6 +23,7 @@ class Shared:
         self.weechat_callbacks: Dict[str, Callable[..., WeechatCallbackReturnType]]
         self.active_tasks: Dict[str, List[Task[object]]] = defaultdict(list)
         self.active_futures: Dict[str, Future[object]] = {}
+        self.buffers: Dict[str, SlackBuffer] = {}
         self.workspaces: Dict[str, SlackWorkspace] = {}
         self.config: SlackConfig
         self.uncaught_errors: List[UncaughtError] = []