diff --git a/pyproject.toml b/pyproject.toml
index 067304c..faf3f0b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "sse-starlette>=2.2",
     "prometheus-client>=0.25.0",
     "structlog>=25.5.0",
-    "openai>=2.33.0",
+    "openai>=2.38.0",
     "anthropic>=0.97.0",
     "ragas>=0.4.3",
     "rank-bm25>=0.2.2",