diff --git a/travis/containerCreation.sh b/travis/containerCreation.sh
index f215d57..98eddef 100755
--- a/travis/containerCreation.sh
+++ b/travis/containerCreation.sh
@@ -4,9 +4,12 @@
 set -euov pipefail
 
 pwd
+ls
 ls build/libs
 ls /
 
+./gradlew shadowJar
+
 # Create a Docker image and tag it as 'travis_<build number>'
 buildTag=travis_${TRAVIS_BRANCH}_$TRAVIS_BUILD_NUMBER