diff --git a/.travis.yml b/.travis.yml
index aac0189d310c..559bed8db525 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,7 @@ before_install:
  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then .ci/before_install_linux.sh; fi
 
 install: 
- - if [ "$TRAVIS_OS_NAME" = "linux" ]; then DOCKER_BUILDKIT=1 docker build --progress plain -t $DOCKERHUB_REPO:$COMMIT .; fi
+ - if [ "$TRAVIS_OS_NAME" = "linux" ]; then DOCKER_BUILDKIT=1 docker build --progress plain -t $DOCKERHUB_REPO:$COMMIT . ; fi
 
 script: 
  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then .ci/runscript_osx.sh; fi