diff --git a/pom.xml b/pom.xml
index 1322846e..ae226f70 100644
--- a/pom.xml
+++ b/pom.xml
@@ -115,7 +115,7 @@
         <dependency>
             <groupId>org.openpnp</groupId>
             <artifactId>opencv</artifactId>
-            <version>4.5.1-2</version>
+            <version>4.3.0-4</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.json/json -->