diff --git a/requirements.txt b/requirements.txt
index 4c2d1f9..dc473e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 numpy==1.26.4
 onnxconverter-common==1.14.0
-opencv-python==4.10.0.84
+opencv-python==4.6.0.66
 paddle2onnx==1.2.3
 paddleclas==2.5.2
 paddlenlp==2.6.1