diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8e132eca85f1412d4ed9ecc98d425f73749c1f73..e136049ef72ab49d124040beff3b31af6c04ef36 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -30,3 +30,4 @@ conda-package:
   before_script:
     # for opencv-python dependence
     - if [ "$TAG" == "docker" ]; then apt-get update && apt-get install -y libgl1-mesa-glx > /dev/null; fi
+    - !reference [.snippets, conda-prepare]