diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f7f0c16..776bc15 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,6 +7,8 @@ before_script:
 
 spectest:v0.14.2:
   image: registry.dune-project.org/spack/dune-spack:v0.14.2
-  script: spack spec dune
+  script:
+    - spack spec dune@master
+    - spack spec dune@2.7
   tags:
     - cores:1