diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ccaad7f09bff326b6c81b6943b523ceff5240674..cf348768718a68c0eef770e6db3f977ad650f6e7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -152,7 +152,7 @@ build_poiseuille_test_container:
       - Containers/PoiseuilleTestContainer.sif
 
   script:
-    - singularity build Containers/PoiseuilleTestContainer.sif Containers/PoiseuilleTestContainer.def
+    - singularity build Containers/PoiseuilleTestContainer.sif Python/SlurmTests/poiseuille/PoiseuilleTestContainer.def
 
 ###############################################################################
 ##                                Tests                                      ##