diff --git a/.travis.yml b/.travis.yml
index d8493d013f5..1c5057a572e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -57,6 +57,7 @@ addons:
     - petstore.swagger.io
 
 before_install:
+  - ./run-in-docker.sh mvn clean package
   - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.22.0
   - export PATH="$HOME/.yarn/bin:$PATH"
   # install rust