diff --git a/pyproject.toml b/pyproject.toml
index 9644594..346b9c4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
   "fastapi>=0.115,<1",
   "httpx>=0.27,<1",
   "keyring>=25,<26",
-  "pillow>=12,<13",
+  "pillow>=12,<14",
   "pydantic>=2.9,<3",
   "python-pptx>=1.0,<2",
   "sqlalchemy>=2.0,<3",