diff --git a/src/lib/opencv-420.jar b/src/lib/opencv-420.jar
new file mode 100644
index 0000000..90f60bc
Binary files /dev/null and b/src/lib/opencv-420.jar differ
diff --git a/src/pom.xml b/src/pom.xml
index 3384655..3951944 100644
--- a/src/pom.xml
+++ b/src/pom.xml
@@ -5,7 +5,7 @@
com.my
graphite_digester_bg
- 0.0.21
+ 0.0.22
src
src
@@ -56,10 +56,10 @@
org.opencv
- opencv-490
- 4.9.0
+ opencv-420
+ 4.2.0
system
- ${project.basedir}/lib/opencv-490.jar
+ ${project.basedir}/lib/opencv-420.jar