diff --git a/pyproject.toml b/pyproject.toml
index a13d8bb..262591b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ dependencies = [
     "dash-bootstrap-components>=1.7.1",
     "immutabledict>=4.2.0",
     "ipykernel>=6.29.5",
-    "litellm>1.61.16",
+    "litellm>1.61.16, <=1.82.6",
     "matplotlib>=3.9.2",
     "nbformat>=5.10.4",
     "openai>=1.64.0",