diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 73fbeb4b1b3f65e816738e187fdd9ebbbac58849..a0e554125c1368139bcea6b69f27e69ea6a6598e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,8 +11,8 @@ build:
     - opam repo add verimag-sync-repo "http://www-verimag.imag.fr/DIST-TOOLS/SYNCHRONE/opam-repository"
     - eval `opam config env`
     - sudo apt-get update
-    - opam depext -y lustre-v6 lutin lablgtk3 functory psq
-    - opam install -y dune ocamlgraph lutin lablgtk3 functory psq
+    - opam depext sasa rdbgui4sasa || echo "not needed for recent opam version"
+    - opam install --deps-only ./sasa.opam ./rdbgui4sasa.opam
     - make
     - make install
     - make test