diff --git a/packs/vertx-grpc/Dockerfile b/packs/vertx-grpc/Dockerfile
index 7b81b9513..6984dbc75 100644
--- a/packs/vertx-grpc/Dockerfile
+++ b/packs/vertx-grpc/Dockerfile
@@ -5,7 +5,7 @@ MAINTAINER Luminara Team <tech@luminara.io>
 # Set the location of the verticles
 ENV VERTX_HOME /usr/local/vertx
 
-EXPOSE 9000
+EXPOSE 8080
 
 # Launch the verticle
 WORKDIR $VERTX_HOME