diff --git a/src/_pytest/logging.py b/src/_pytest/logging.py
index f1fc05ffa..cac745b3d 100644
--- a/src/_pytest/logging.py
+++ b/src/_pytest/logging.py
@@ -213,9 +213,8 @@ class LogCaptureFixture(object):
     def __init__(self, item):
         """Creates a new funcarg."""
         self._item = item
-        self._initial_log_levels = (
-            {}
-        )  # type: Dict[str, int] # dict of log name -> log level
+        # dict of log name -> log level
+        self._initial_log_levels = {}  # type: Dict[str, int]
 
     def _finalize(self):
         """Finalizes the fixture.