1 files changed, 2 insertions, 2 deletions
diff --git a/lib/gitlab/metrics/samplers/database_sampler.rb b/lib/gitlab/metrics/samplers/database_sampler.rb
index 60ae22df607..c0336a4d0fb 100644
--- a/lib/gitlab/metrics/samplers/database_sampler.rb
+++ b/lib/gitlab/metrics/samplers/database_sampler.rb
@@ -32,9 +32,9 @@ module Gitlab
         private
 
         def init_metrics
-          METRIC_DESCRIPTIONS.map do |name, description|
+          METRIC_DESCRIPTIONS.to_h do |name, description|
             [name, ::Gitlab::Metrics.gauge(:"#{METRIC_PREFIX}#{name}", description)]
-          end.to_h
+          end
         end
 
         def host_stats