diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9a03172821c5c9545d6c01f0494d02bf6442dd30..a62ed962129a1ad0806b8fa88c5619fba9270c9b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,8 +1,6 @@
 build-doc:
-  image: 2017bentrioum/markovprocesses.jl/julia:latest
-  stage: build
-  script:
-    - "docker image ls" 
-    - "julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd(), subdir=\"core/\")); Pkg.instantiate()'"
-    - "julia --project=docs/ docs/make.jl"
-
+    image: gitlab-research.centralesupelec.fr:4567/2017bentrioum/markovprocesses.jl/julia
+    stage: build
+    script:
+        - "julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd(), subdir=\"core/\")); Pkg.instantiate()'"
+        - "julia --project=docs/ docs/make.jl"