diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ea9f2c8..915326b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -32,7 +32,7 @@ tests:
     - python -m pip freeze
     - ls
     - export PYTHONPATH=$PYTHONPATH:.
-    - PYTHONPATH=. run_tests.sh 
+    - PYTHONPATH=. bash run_tests.sh 
 
   only: 
   - master