diff --git a/pyproject.toml b/pyproject.toml
index bf40719..1aadf90 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ dev = [
     "pytest~=8.4.2",
     "pytest-asyncio~=1.2.0",
     "pytest-cov~=7.0.0",
-    "python-dotenv~=1.1.1",
+    "python-dotenv>=1.1.1,<1.3.0",
 ]
 
 [project.urls]