diff --git a/requirements-lint.txt b/requirements-lint.txt
index 3c6d2d05..33c82157 100644
--- a/requirements-lint.txt
+++ b/requirements-lint.txt
@@ -1,6 +1,6 @@
 # linters
 pycodestyle==2.5.0
-pydocstyle==3.0.0
+pydocstyle==4.0.0
 pylint==2.3.1; python_version>'3.3'
 pygments
 pyroma==2.5