diff --git a/pyproject.toml b/pyproject.toml
index bb38d59..f36da6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dependencies = [
 dev = [
     "ruff>=0.8.0",
     "pyright>=1.1.0",
-    "types-pywin32<310.0.0",
+    "types-pywin32<312.0.0",
 ]
 
 [tool.ruff]