diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4f5db4c6e7ca5a3b351001199ff9887955798980..9294808c2245b678767f90bb4e6278aedbf21b99 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -35,6 +35,9 @@ testgo:
   tags: [ docker ]
   stage: testgo
   script:
+    - ls /usr/lib/go*
+    - ls /usr/local/
+    - ls /usr/bin/g*
     - go install github.com/pseudomuto/protoc-gen-doc/cmd/protoc-gen-doc@v1.4.1
 
 # Build a docker image in which tests for this repository can run