diff --git a/Dockerfile b/Dockerfile
index 7054a698..17794809 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM tomcat:8.5.40-jre8-alpine
+FROM tomcat:9.0.88-jre11
 COPY target/java-example.war /usr/local/tomcat/webapps/ROOT.war
 EXPOSE 8080
 CMD ["catalina.sh", "run"]