diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6c13473..dbe9208 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,6 +2,6 @@ tox==4.21.2
 pytest==8.3.3
 pylama==8.4.1
 mypy==1.11.2
-mypy-extensions==1.0.0
+mypy-extensions==1.1.0
 types-PyYAML==6.0.12.20240917
 types-requests==2.32.0.20240914