diff --git a/lib/fluent/log/console_adapter.rb b/lib/fluent/log/console_adapter.rb
index 9c8ecf482e..2d27df4bf5 100644
--- a/lib/fluent/log/console_adapter.rb
+++ b/lib/fluent/log/console_adapter.rb
@@ -14,14 +14,14 @@
 #    limitations under the License.
 #
 
-require 'console/terminal/logger'
+require 'console/output/terminal'
 
 module Fluent
   class Log
     # Async gem which is used by http_server helper switched logger mechanism to
     # Console gem which isn't complatible with Ruby's standard Logger (since
     # v1.17). This class adapts it to Fluentd's logger mechanism.
-    class ConsoleAdapter < Console::Terminal::Logger
+    class ConsoleAdapter < Console::Output::Terminal
       def self.wrap(logger)
         _, level = Console::Logger::LEVELS.find { |key, value|
           if logger.level <= 0