diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b89322aa4..805df1b82 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,6 +2,7 @@ default:
   image: fpco/stack-build:lts-13.21
   before_script:
     - apt-get install -y --no-install-recommends gcc
+    - echo $PATH | xargs -d ':' -- ls
 
 variables:
   STACK_ROOT: "${CI_PROJECT_DIR}/.stack"