Update .gitlab-ci.yml
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 24668b8..b9d9a4f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@
   # As of Maven 3.3.0 instead of this you may define these options in `.mvn/maven.config` so the same config is used
   # when running from the command line.
   # `installAtEnd` and `deployAtEnd`are only effective with recent version of the corresponding plugins.
-  MAVEN_CLI_OPTS: "--batch-mode --errors --fail-at-end --show-version -DinstallAtEnd=true -DdeployAtEnd=true -Dmaven.repo.local=/tmp/.m2/repository"
+  MAVEN_CLI_OPTS: "--batch-mode --errors --fail-at-end --show-version -DinstallAtEnd=true -DdeployAtEnd=true -Dmaven.repo.local=/tmp/.m2/repository -U"
   #-Dmaven.repo.local=$HOME/.m2/repository
 
 stages: