diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 12eba18d9b1338ce79f7bdb76b37baf981f17c35..cf3159107c62fbabda5dd7b7a8d26f8d4bd75e2b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -139,7 +139,7 @@ gcc_9_python:
 ##                            Container Upload                               ##
 ###############################################################################
 build_poiseuille_test_container:
-  image: quay.io/singularity/singularity:v3.10.2-slim
+  image: quay.io/singularity/singularity:v3.10.2
   stage: container_upload
 
   tags: