diff --git a/pom.xml b/pom.xml
index ea36544..cad4717 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
 
     <properties>
         <druid.version>1.1.22</druid.version>
-        <opencv.version>4.7.0-0</opencv.version>
+        <opencv.version>3.4.2-0</opencv.version>
         <opensearch.version>2.8.0</opensearch.version>
         <onnxruntime.version>1.15.1</onnxruntime.version>
         <fastjson.version>1.2.83</fastjson.version>