diff --git a/pyproject.toml b/pyproject.toml
index e8f0b94..ec1d2e7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ dev = [
     "coverage==6.4.4",
     "flake8==6.1.0",
     "flit==3.9.0",
-    "mypy==0.971",
+    "mypy==1.6.1",
     "pessimist==0.9.3",
     "sphinx==5.1.1",
     "ufmt==2.0.0",