diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index be5614520a58d9b4afda6df81d064107d2e184b8..073f94e09feb59307ae2e96c0871f1f2503e84b6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -82,7 +82,7 @@ update-knapsack:
     - export KNAPSACK_REPORT_PATH=knapsack/rspec_node_${CI_NODE_INDEX}_${CI_NODE_TOTAL}_report.json
     - export KNAPSACK_GENERATE_REPORT=true
     - cp knapsack/rspec_report.json ${KNAPSACK_REPORT_PATH}
-    - knapsack rspec
+    - knapsack rspec "--format documentation"
   artifacts:
     expire_in: 31d
     paths: