diff --git a/requirements-tests-py3.txt b/requirements-tests-py3.txt
index 411986915..0814ebc96 100644
--- a/requirements-tests-py3.txt
+++ b/requirements-tests-py3.txt
@@ -4,5 +4,5 @@ black==20.8b1
 flake8==3.8.3
 flake8-bugbear==20.1.4
 flake8-pyi==20.5.0
-isort[pyproject]==5.1.1
+isort[pyproject]==5.5.3
 pytype>=2020.09.16
diff --git a/third_party/2and3/yaml/__init__.pyi b/third_party/2and3/yaml/__init__.pyi
index 01d64c711..ac8dd0274 100644
--- a/third_party/2and3/yaml/__init__.pyi
+++ b/third_party/2and3/yaml/__init__.pyi
@@ -8,9 +8,8 @@ from yaml.loader import *  # noqa: F403
 from yaml.nodes import *  # noqa: F403
 from yaml.tokens import *  # noqa: F403
 
-from .cyaml import *
-
 from . import resolver as resolver  # Help mypy a bit; this is implied by loader and dumper
+from .cyaml import *
 
 if sys.version_info < (3,):
     _Str = Union[Text, str]