diff --git a/config/initializers/metrics.rb b/config/initializers/metrics.rb
index 2a7979cae54..540e10c1ec1 100644
--- a/config/initializers/metrics.rb
+++ b/config/initializers/metrics.rb
@@ -12,7 +12,7 @@ if Gitlab::Metrics.enabled?
 
   Gitlab::Application.configure do |config|
     config.middleware.use(Gitlab::Metrics::RackMiddleware)
-    config.middleware.use(Gitlab::Middleware::ProxyTiming)
+    config.middleware.use(Gitlab::Middleware::ProxyFlightTime)
   end
 
   Sidekiq.configure_server do |config|
diff --git a/lib/gitlab/middleware/proxy_timing.rb b/lib/gitlab/middleware/proxy_flight_time.rb
similarity index 96%
rename from lib/gitlab/middleware/proxy_timing.rb
rename to lib/gitlab/middleware/proxy_flight_time.rb
index b276eef90a8..042bcdacf8b 100644
--- a/lib/gitlab/middleware/proxy_timing.rb
+++ b/lib/gitlab/middleware/proxy_flight_time.rb
@@ -4,7 +4,7 @@
 
 module Gitlab
   module Middleware
-    class ProxyTiming
+    class ProxyFlightTime
       def initialize(app)
         @app = app
       end