diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index ce18dcea..4a441946 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -9,6 +9,8 @@ numpy
 opencv-python
 oss2
 Pillow>=6.2.0
+# for pyarrow 9.0.0 event_loop core dump
+pyarrow>=6.0.0,!=9.0.0
 pyyaml
 requests
 scipy