diff --git a/gitlab/client.py b/gitlab/client.py
index d3fdaab4e..97eae4dbe 100644
--- a/gitlab/client.py
+++ b/gitlab/client.py
@@ -425,7 +425,7 @@ def enable_debug(self) -> None:
         import logging
         from http.client import HTTPConnection  # noqa
 
-        HTTPConnection.debuglevel = 1  # type: ignore
+        HTTPConnection.debuglevel = 1
         logging.basicConfig()
         logging.getLogger().setLevel(logging.DEBUG)
         requests_log = logging.getLogger("requests.packages.urllib3")
diff --git a/requirements-lint.txt b/requirements-lint.txt
index d1a8e6361..c9f329efa 100644
--- a/requirements-lint.txt
+++ b/requirements-lint.txt
@@ -2,7 +2,7 @@ argcomplete==1.12.3
 black==21.12b0
 flake8==4.0.1
 isort==5.10.1
-mypy==0.910
+mypy==0.920
 pylint==2.12.2
 pytest==6.2.5
 types-PyYAML==6.0.1