diff --git a/pyproject.toml b/pyproject.toml
index bbd463c..40acf0a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ zulip = [
 tests = [
     "pytest>=7.4.4,<8.2.0",
     "types-PyYAML~=6.0.12",
-    "mypy>=1.8,<1.10"
+    "mypy>=1.8,<1.11"
 ]
 
 [project.scripts]