diff --git a/lib/aws-embedded-metrics-customink/sinks/logger.rb b/lib/aws-embedded-metrics-customink/sinks/logger.rb
index 489026c..cfc793b 100644
--- a/lib/aws-embedded-metrics-customink/sinks/logger.rb
+++ b/lib/aws-embedded-metrics-customink/sinks/logger.rb
@@ -6,7 +6,7 @@ class Logger
 
           attr_reader :logger, :level
 
-          def initialize(logger, level: 'info')
+          def initialize(logger, level: :info)
             @logger = logger
             @level = level
           end