diff --git a/polkadot/.gitlab-ci.yml b/polkadot/.gitlab-ci.yml
index 0c810359b7..6e1a7d6152 100644
--- a/polkadot/.gitlab-ci.yml
+++ b/polkadot/.gitlab-ci.yml
@@ -158,6 +158,7 @@ cargo-fmt:
   <<:                              *docker-env
   <<:                              *rules-test
   script:
+    - cargo +nightly --version
     - cargo +nightly fmt --all -- --check
   allow_failure:                   true