diff --git a/Dockerfile b/Dockerfile
index e1606da07da927e3d741e05b600d2c8fab4ba89b..ca142963dc9dabc59c2f11d1c5d5a3a34046fdae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ ENV COMPONENT=connect
 
 ENV DOCKER_SCRIPT_DIR=/opt/caas/bin
 ENV COMPONENT_SCRIPT_DIR=/opt/confluent/etc
+ENV CUB_CLASSPATH="/usr/share/java/cp-base-new/*"
 
 WORKDIR /opt