diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 1d92d2ff3..42ebeed14 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -16,7 +16,7 @@ repos:
     -   id: auto-walrus
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.0.275
+    rev: v0.0.276
     hooks:
       - id: ruff
 
diff --git a/data_structures/queue/double_ended_queue.py b/data_structures/queue/double_ended_queue.py
index 2472371b4..44dc863b9 100644
--- a/data_structures/queue/double_ended_queue.py
+++ b/data_structures/queue/double_ended_queue.py
@@ -54,7 +54,7 @@ class Deque:
             the current node of the iteration.
         """
 
-        __slots__ = "_cur"
+        __slots__ = ("_cur",)
 
         def __init__(self, cur: Deque._Node | None) -> None:
             self._cur = cur