diff --git a/requirements_test.txt b/requirements_test.txt
index 77162b55d7b..5dbb89ddcf4 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -12,7 +12,7 @@ flake8==3.7.8
 mock-open==1.3.1
 mypy==0.720
 pre-commit==1.18.2
-pydocstyle==4.0.0
+pydocstyle==4.0.1
 pylint==2.3.1
 pytest-aiohttp==0.3.0
 pytest-cov==2.7.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 5380f53c979..5169b5bb56f 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -13,7 +13,7 @@ flake8==3.7.8
 mock-open==1.3.1
 mypy==0.720
 pre-commit==1.18.2
-pydocstyle==4.0.0
+pydocstyle==4.0.1
 pylint==2.3.1
 pytest-aiohttp==0.3.0
 pytest-cov==2.7.1