diff --git a/.gitlab/ci/test.gitlab-ci.yml b/.gitlab/ci/test.gitlab-ci.yml
index 410f11f..3287a02 100644
--- a/.gitlab/ci/test.gitlab-ci.yml
+++ b/.gitlab/ci/test.gitlab-ci.yml
@@ -7,7 +7,8 @@ test:
     - apt update
     # install blender to get all required dependencies
     # TODO: indtall only dependencies
-    - apt install -f -y python-dev gcc blender 
-    - pip install blender-addon-tester
+    - apt install -f -y gcc python-dev python3.7-dev
+    - apt install -f -y blender  
+    - python3 -m pip install blender-addon-tester
     - python scripts/test_addon.py