diff --git a/spec/datadog/tracing/contrib/suite/integration_spec.rb b/spec/datadog/tracing/contrib/suite/integration_spec.rb
index 36a8955d30..eaf37eb1f8 100644
--- a/spec/datadog/tracing/contrib/suite/integration_spec.rb
+++ b/spec/datadog/tracing/contrib/suite/integration_spec.rb
@@ -164,11 +164,7 @@ def build(*dynamic_configurations)
             end
           end.to_app
 
-          if Gem::Version.new(Rack::RELEASE) >= Gem::Version.new('3')
-            server.mount '/', Rackup::Handler::WEBrick, app
-          else
-            server.mount '/', Rack::Handler::WEBrick, app
-          end
+          server.mount '/', Rack::Handler::WEBrick, app
 
           @thread = Thread.new { server.start }
           try_wait_until { started }