diff --git a/swankit/env.py b/swankit/env.py
index 342ba3c..0cb650d 100644
--- a/swankit/env.py
+++ b/swankit/env.py
@@ -18,6 +18,7 @@ class SwanLabMode(Enum):
     """
     swanlab的解析模式，枚举类
     """
+
     DISABLED = "disabled"
     CLOUD = "cloud"
     # CLOUD_ONLY = "cloud-only"
@@ -77,9 +78,8 @@ def is_windows() -> bool:
 
 
 def create_time() -> str:
-    """获取当前时间(UTC时区)
-    """
-    return datetime.datetime.now(datetime.UTC).isoformat()
+    """获取当前时间(UTC时区)"""
+    return datetime.datetime.now(datetime.timezone.utc).isoformat()
 
 
 def get_save_dir() -> str:
diff --git a/test/unit/test_env.py b/test/unit/test_env.py
index d0b8fdb..ae8f0f0 100644
--- a/test/unit/test_env.py
+++ b/test/unit/test_env.py
@@ -20,7 +20,7 @@ def test_create_time():
     t = E.create_time()
     assert t.endswith("+00:00")
     d = datetime.datetime.fromisoformat(t)
-    assert d.tzinfo == datetime.UTC
+    assert d.tzinfo == datetime.timezone.utc
 
 
 class TestGetFolder: