diff --git a/requirements_dev.txt b/requirements_dev.txt
index a5088187..148bf947 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -5,4 +5,4 @@ mypy~=1.1.1
 pre-commit~=3.2.0
 pylint~=2.17.0
 pylint-django~=2.5.3
-types-python-dateutil~=2.8.19.10
+types-python-dateutil~=2.8.19.12