diff --git a/test/adapters/live_test.rb b/test/adapters/live_test.rb
index d36cce106..e3b3296a0 100644
--- a/test/adapters/live_test.rb
+++ b/test/adapters/live_test.rb
@@ -10,6 +10,8 @@ class LiveTest < Faraday::TestCase
       else
         loaded_adapters  = Faraday::Adapter.all_loaded_constants
         loaded_adapters -= [Faraday::Adapter::ActionDispatch]
+        # https://github.com/geemus/excon/issues/98
+        loaded_adapters -= [Faraday::Adapter::Excon] if "rbx" == RUBY_ENGINE
         loaded_adapters << :default
       end