diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c3c9d54954b673467064ca8d5e5d5b1e3060f004..a63a87b51be0b2ba26c0aab774a1018ab4298daa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,15 +40,6 @@ trigger_prepare:
 sast:
   stage: test
 
-spack_concretize:
-  stage: test
-  script:
-    - . ${SPACK_DIR}/share/spack/setup-env.sh
-    - spack env create lofar
-    - spack env activate lofar
-    - cp environment.yaml $SPACK_ENV/spack.yaml
-    - spack concretize --force
-
 build_spack:
   stage: test
   image:  docker