diff --git a/pyproject.toml b/pyproject.toml
index 70c9fc6a6..d3636d34f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ dependencies = [
     "defusedxml>=0.7.1",
     "dingtalk-stream>=0.22.1",
     "docstring-parser>=0.16",
-    "faiss-cpu>=1.11.0",
+    "faiss-cpu>=1.10.0",
     "filelock>=3.18.0",
     "google-genai>=1.14.0",
     "googlesearch-python>=1.3.0",