diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0f6a7b99c9622846f4fc5e743b9c50e89a6d9f01..810bccb2796b9ad17ef30c67686e57456e5110e0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,10 +28,10 @@ build:tests:
   only:
     - schedules    
   script: 
-    - echo ${CI_PROJECT_DIR} 
-    - cd ${CI_PROJECT_DIR}/src/test
+    - echo $CI_PROJECT_DIR 
+    - cd $CI_PROJECT_DIR/src/test
     - python setup.py sdist --dist-dir=$CI_PROJECT_DIR/build
-    - cd ${CI_PROJECT_DIR}/src/service
+    - cd $CI_PROJECT_DIR/src/service
     - python setup.py sdist --dist-dir=$CI_PROJECT_DIR/build
   artifacts:
     paths: