diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d1b975e7956fd063437251be0e0053ec6c744957..0431eb2a0f0bcf037bff2ee11846a500647d3325 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -47,6 +47,8 @@ test_enpt:
 
     expire_in: 30 days
     when: always
+  except:
+    - maintenance/modernize_setup
 
 
 test_styles:
@@ -61,6 +63,8 @@ test_styles:
     - tests/linting/pycodestyle.log
     - tests/linting/pydocstyle.log
     when: always
+  except:
+    - maintenance/modernize_setup
 
 
 test_urls:
@@ -70,6 +74,8 @@ test_urls:
     - pip install -U urlchecker
     - make urlcheck
   when: always
+  except:
+    - maintenance/modernize_setup
 
 
 test_enpt_install:
@@ -90,6 +96,7 @@ test_enpt_install:
     - python -c "from enpt.model.images import EnMAPL1Product_SensorGeo"
 
     # check if dependencies are properly installed
+    - conda list holoviews
     - pip check || exit
   only:
     - main
diff --git a/tests/gitlab_CI_docker/context/environment_enpt.yml b/tests/gitlab_CI_docker/context/environment_enpt.yml
index 05c88c7b7ae078fbf5dfe375d3e91d9224e121a5..5ebaf823378cec27aaef57601f19b73f40de27d2 100644
--- a/tests/gitlab_CI_docker/context/environment_enpt.yml
+++ b/tests/gitlab_CI_docker/context/environment_enpt.yml
@@ -11,6 +11,7 @@ dependencies:
   - cerberus
   - gdal
   - geoarray>=0.15.8
+  - holoviews>1.12.7
   - jsmin
   - lxml
   - matplotlib