diff --git a/pyproject.toml b/pyproject.toml
index af52195..cd64613 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ pytest = "^7.2.1"
 flake8 = "^5.0.4"
 darglint = "^1.8.1"
 black = "^23.1.0"
-pydocstyle = "^6.3.*"
+pydocstyle = "^6.3.0"
 pyupgrade = "^3.3.1"
 mypy = "^1.0.0"
 isort = "^5.11.5"