diff --git a/.gitlab/ci/test.gitlab-ci.yml b/.gitlab/ci/test.gitlab-ci.yml
index 44cd95e..4f2a5d3 100644
--- a/.gitlab/ci/test.gitlab-ci.yml
+++ b/.gitlab/ci/test.gitlab-ci.yml
@@ -1,13 +1,12 @@
 test:
   stage: test
-  image: python:latest
+  image: debian
   script:
+    - apt update 
+    - apt upgrade -f -y
+    - apt install -f -y python3.7 python3-pip python3.7-dev git blender
     - git submodule init
     - git submodule update
-    - apt update
-    # install blender to get all required dependencies
-    # TODO: indtall only dependencies
-    - apt install -f -y python3.8-dev blender
     - python3 -m pip install blender-addon-tester
     - python3 scripts/test_addon.py