diff --git a/ee/app/models/ee/mock_deployment_service.rb b/ee/app/models/ee/mock_deployment_service.rb
index 9ced733fd65f88333c91827a128c12bf9f0b256e..d92e063158d50c6fc127d18cff4893447ad4080e 100644
--- a/ee/app/models/ee/mock_deployment_service.rb
+++ b/ee/app/models/ee/mock_deployment_service.rb
@@ -5,11 +5,11 @@ module MockDeploymentService
     def rollout_status(environment)
       case environment.name
       when 'staging'
-        Gitlab::Kubernetes::RolloutStatus.new([], status: :not_found)
+        ::Gitlab::Kubernetes::RolloutStatus.new([], status: :not_found)
       when 'test'
-        Gitlab::Kubernetes::RolloutStatus.new([], status: :loading)
+        ::Gitlab::Kubernetes::RolloutStatus.new([], status: :loading)
       else
-        Gitlab::Kubernetes::RolloutStatus.new(rollout_status_deployments)
+        ::Gitlab::Kubernetes::RolloutStatus.new(rollout_status_deployments)
       end
     end