diff --git a/Dockerfile b/Dockerfile
index 2c1d24fd0..dab7541a9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,4 @@
 FROM anapsix/alpine-java 
 COPY target/spring-petclinic-2.7.0-SNAPSHOT.jar  spring-petclinic-2.7.0-SNAPSHOT.jar
+EXPOSE 8081
 CMD ["java","-jar","spring-petclinic-2.7.0-SNAPSHOT.jar"]