diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a671ca0f0..11eb67ec0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -769,6 +769,7 @@ tox-inventory-builder:
   stage: unit-tests
   script:
     - terraform validate -var-file=cluster.tf ../../contrib/terraform/$PROVIDER
+    - terraform fmt -check -diff ../../contrib/terraform/$PROVIDER
 
 .terraform_apply: &terraform_apply
   <<: *terraform_install