diff --git a/Dockerfile b/Dockerfile
index e6ce17d..321ff72 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -35,7 +35,7 @@ ARG NODEPROJECT1=opencv4nodejs_webcam
 ENV USER1 ${USER1}
 ENV NODEPROJECT ${NODEPROJECT1}
 
-ARG OPENCV_VERSION=4.x
+ARG OPENCV_VERSION=4.5.4
 ARG DLIB_VERSION=master
 ARG LIB_PREFIX='/usr/local'