diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e831340e0900bcfca6aa85f72a400592a805e4bf..4b7812ba9033dccc10aafef09d81428644d21a93 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,8 +2,6 @@
 image: rocker/tidyverse:4.4.0
 
 before_script:
-  - docker system prune -a -f
-  - docker builder prune -f
   - apt-get update
   - apt-get install -y --no-install-recommends libcurl4-openssl-dev libxext6 libxtst6 libxt6
   - apt-get install -y --no-install-recommends qpdf pandoc pandoc-citeproc