diff --git a/bob/devtools/data/gitlab-ci/nightlies.yaml b/bob/devtools/data/gitlab-ci/nightlies.yaml
index a932bb97e93ed5a8f742568d207b29393dd920c9..66842583dd6946f29128881717e920239a18426d 100644
--- a/bob/devtools/data/gitlab-ci/nightlies.yaml
+++ b/bob/devtools/data/gitlab-ci/nightlies.yaml
@@ -33,9 +33,6 @@ stages:
 .build_template:
   extends: .bootstrap
   stage: build
-  variables:
-    CONDA_ROOT: "${CI_PROJECT_DIR}/miniconda"
-    PYTHONUNBUFFERED: 1
   script:
     - bdt ci nightlies -vv order.txt
     - bdt ci clean -vv