diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6ea7b16aa..c80eca9cc 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -12,7 +12,7 @@ flake8~=6.1;python_version>="3.8"
 flaky~=3.7
 freezegun~=1.2
 ipdb~=0.13.13
-mypy==1.5.1  # patch updates have historically introduced breaking changes
+mypy==1.6.0  # patch updates have historically introduced breaking changes
 pip-tools~=7.3
 pre-commit~=3.4
 pre-commit-hooks~=4.4