diff --git a/requirements-test.txt b/requirements-test.txt
index 6cb8ebd..65db87d 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,6 +1,6 @@
 -e .
 iso8601>=0.1.12
-mypy==1.5.1
+mypy==1.6.0
 mypy-extensions==1.0.0
 pre-commit==3.4.0
 pytest==7.4.2