diff --git a/pyproject.toml b/pyproject.toml
index 385cbd03..eec9fb02 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "numpy>=1.21, <3",
     "pandas>=1.3, <3",
     # core cai
-    "openai>=1.68.2",
+    "openai==1.75.0",
     "pydantic>=2.10, <3",
     "griffe>=1.5.6, <2",
     "typing-extensions>=4.12.2, <5",